2026-08-01T12:40:33.731Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:40:33.731Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.688826ms", "json": "61.571µs", "db": "670ns", "time_taken": "2.833457ms"}
2026-08-01T12:40:43.731Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:40:43.820Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:40:43.820Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "88.908751ms", "json": "141.171µs", "db": "960ns", "time_taken": "89.168763ms"}
2026-08-01T12:40:53.821Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:40:53.825Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:40:53.825Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "4.375967ms", "json": "73.3µs", "db": "800ns", "time_taken": "4.528877ms"}
2026-08-01T12:41:03.825Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:41:03.828Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:41:03.828Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.883047ms", "json": "45.04µs", "db": "1.87µs", "time_taken": "3.012118ms"}
2026-08-01T12:41:09.434Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/2 sharders\r\nhttps://test.zus.network/sharder02/v1/transaction/get/confirmation?hash=b56adb6b6ff673c7d1934f05e831cef53ddde3cdb6018a5a1210851b0fbacb45: [400] {\"error\":\"unexpected end of JSON input\"}\n\r\nhttps://test.zus.network/sharder01/v1/transaction/get/confirmation?hash=b56adb6b6ff673c7d1934f05e831cef53ddde3cdb6018a5a1210851b0fbacb45: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-08-01T12:41:09.434Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-08-01T12:40:58.335Z", "end": "2026-08-01T12:41:09.434Z", "duration": "11.098614339s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/2 sharders\r\nhttps://test.zus.network/sharder02/v1/transaction/get/confirmation?hash=b56adb6b6ff673c7d1934f05e831cef53ddde3cdb6018a5a1210851b0fbacb45: [400] {\"error\":\"unexpected end of JSON input\"}\n\r\nhttps://test.zus.network/sharder01/v1/transaction/get/confirmation?hash=b56adb6b6ff673c7d1934f05e831cef53ddde3cdb6018a5a1210851b0fbacb45: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-08-01T12:41:13.829Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:41:13.834Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:41:13.834Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "5.361312ms", "json": "66.741µs", "db": "780ns", "time_taken": "5.509873ms"}
2026-08-01T12:41:23.835Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:41:23.837Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:41:23.837Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.56277ms", "json": "50.02µs", "db": "670ns", "time_taken": "1.70661ms"}
2026-08-01T12:41:33.837Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:41:33.932Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:41:33.932Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "94.610375ms", "json": "70.781µs", "db": "650ns", "time_taken": "94.773237ms"}
2026-08-01T12:41:43.933Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:41:43.935Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:41:43.935Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.092303ms", "json": "53.86µs", "db": "680ns", "time_taken": "2.242823ms"}
2026-08-01T12:41:53.936Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:41:53.937Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:41:53.937Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.341088ms", "json": "35.92µs", "db": "630ns", "time_taken": "1.433888ms"}
2026-08-01T12:42:03.938Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:42:03.965Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:42:03.965Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "27.516487ms", "json": "75.13µs", "db": "910ns", "time_taken": "27.669917ms"}
2026-08-01T12:42:05.676Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "f94e115392798fe6d57b01fcd791fcac795731cba4fdf5c40bb78f28ea8e817a", "start": "2026-08-01T12:41:58.336Z", "end": "2026-08-01T12:42:05.676Z", "duration": "7.339978171s"}
2026-08-01T12:42:06.475Z	INFO	blobber/worker.go:51	success to refresh blobber settings from chain
2026-08-01T12:42:13.966Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:42:13.970Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:42:13.970Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.499241ms", "json": "78.901µs", "db": "950ns", "time_taken": "3.666143ms"}
2026-08-01T12:42:23.970Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:42:23.972Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:42:23.972Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.164793ms", "json": "65.821µs", "db": "810ns", "time_taken": "2.334424ms"}
2026-08-01T12:42:33.974Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:42:33.978Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:42:33.978Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "4.156055ms", "json": "65.07µs", "db": "830ns", "time_taken": "4.321456ms"}
2026-08-01T12:42:43.978Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:42:43.980Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:42:43.980Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.987232ms", "json": "74.781µs", "db": "1.26µs", "time_taken": "2.146703ms"}
2026-08-01T12:42:53.981Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:42:54.067Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:42:54.067Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "85.883968ms", "json": "84.06µs", "db": "1.4µs", "time_taken": "86.072689ms"}
2026-08-01T12:43:04.067Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:43:04.070Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:43:04.070Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.935458ms", "json": "84.55µs", "db": "1.2µs", "time_taken": "3.105688ms"}
2026-08-01T12:43:05.528Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "e980138632bd22f35f1174f806c84729fe173f376c494199c1f349bcf3913293", "start": "2026-08-01T12:42:58.336Z", "end": "2026-08-01T12:43:05.528Z", "duration": "7.192581518s"}
2026-08-01T12:43:14.070Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:43:14.073Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:43:14.073Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.983358ms", "json": "65.42µs", "db": "690ns", "time_taken": "3.150889ms"}
2026-08-01T12:43:24.074Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:43:24.077Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:43:24.077Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.054269ms", "json": "53.97µs", "db": "690ns", "time_taken": "3.207069ms"}
2026-08-01T12:43:34.078Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:43:34.124Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:43:34.124Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "46.613831ms", "json": "88.221µs", "db": "710ns", "time_taken": "46.874853ms"}
2026-08-01T12:43:44.125Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:43:44.126Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:43:44.126Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.236767ms", "json": "37.901µs", "db": "720ns", "time_taken": "1.337018ms"}
2026-08-01T12:43:54.127Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:43:54.137Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:43:54.137Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "9.332256ms", "json": "86.05µs", "db": "730ns", "time_taken": "9.496167ms"}
2026-08-01T12:44:02.503Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "76fce7f27692f3ca0a494cfa37ff94f51d466e484bd109081e8ff9493403962d", "start": "2026-08-01T12:43:58.336Z", "end": "2026-08-01T12:44:02.503Z", "duration": "4.166736707s"}
2026-08-01T12:44:04.137Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:44:04.145Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:44:04.145Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "8.362451ms", "json": "101.38µs", "db": "960ns", "time_taken": "8.548411ms"}
2026-08-01T12:44:14.147Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:44:14.149Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:44:14.149Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.890121ms", "json": "105.141µs", "db": "1.33µs", "time_taken": "2.116563ms"}
2026-08-01T12:44:24.149Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:44:24.224Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:44:24.224Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "74.861261ms", "json": "209.171µs", "db": "750ns", "time_taken": "75.197843ms"}
2026-08-01T12:44:34.225Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:44:34.228Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:44:34.228Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.503865ms", "json": "40.06µs", "db": "610ns", "time_taken": "2.629776ms"}
2026-08-01T12:44:44.229Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:44:44.231Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:44:44.231Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.182734ms", "json": "49.78µs", "db": "620ns", "time_taken": "2.313304ms"}
2026-08-01T12:44:54.232Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:44:54.235Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:44:54.235Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.442681ms", "json": "58.25µs", "db": "730ns", "time_taken": "3.600781ms"}
2026-08-01T12:45:04.236Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:45:04.238Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:45:04.238Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.469305ms", "json": "58.881µs", "db": "680ns", "time_taken": "2.592656ms"}
2026-08-01T12:45:06.533Z	INFO	blobber/worker.go:51	success to refresh blobber settings from chain
2026-08-01T12:45:08.863Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "325a047be7f15e47cac96879f3dee2fe7f9945916ad3e2d966924826b81e16d9", "start": "2026-08-01T12:44:58.337Z", "end": "2026-08-01T12:45:08.863Z", "duration": "10.526622344s"}
2026-08-01T12:45:14.239Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:45:14.325Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:45:14.325Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "85.759706ms", "json": "67.601µs", "db": "650ns", "time_taken": "85.910007ms"}
2026-08-01T12:45:24.325Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:45:24.327Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:45:24.327Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.504549ms", "json": "48.06µs", "db": "560ns", "time_taken": "1.64496ms"}
2026-08-01T12:45:34.328Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:45:34.332Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:45:34.332Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.986884ms", "json": "77.941µs", "db": "700ns", "time_taken": "4.153735ms"}
2026-08-01T12:45:44.333Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:45:44.336Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:45:44.336Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.040008ms", "json": "58.8µs", "db": "660ns", "time_taken": "3.214919ms"}
2026-08-01T12:45:54.336Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:45:54.338Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:45:54.338Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.803861ms", "json": "35.41µs", "db": "650ns", "time_taken": "1.920771ms"}
2026-08-01T12:46:04.339Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:46:04.340Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:46:04.340Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.322878ms", "json": "55.81µs", "db": "720ns", "time_taken": "1.450799ms"}
2026-08-01T12:46:06.592Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "38545f57b72863d913f3c21e0ae2e2224efa46c0f6ff037bc3c8267d3700fddb", "start": "2026-08-01T12:45:58.337Z", "end": "2026-08-01T12:46:06.592Z", "duration": "8.254815032s"}
2026-08-01T12:46:14.340Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:46:14.343Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:46:14.343Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.115213ms", "json": "58.7µs", "db": "1µs", "time_taken": "2.237603ms"}
2026-08-01T12:46:24.343Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:46:24.345Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:46:24.345Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.352738ms", "json": "41.08µs", "db": "650ns", "time_taken": "1.476009ms"}
2026-08-01T12:46:34.345Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:46:34.363Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:46:34.363Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "17.628886ms", "json": "232.171µs", "db": "760ns", "time_taken": "17.931728ms"}
2026-08-01T12:46:44.366Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:46:44.461Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:46:44.462Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "95.713876ms", "json": "68.99µs", "db": "670ns", "time_taken": "95.898867ms"}
2026-08-01T12:46:54.462Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:46:54.467Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:46:54.467Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "4.667778ms", "json": "65.891µs", "db": "780ns", "time_taken": "4.823919ms"}
2026-08-01T12:47:01.360Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "a5a85614cecf40ed48a351cf091c6398e35be3409ebcacd7ddc3807271f668fe", "start": "2026-08-01T12:46:58.338Z", "end": "2026-08-01T12:47:01.360Z", "duration": "3.02205386s"}
2026-08-01T12:47:04.468Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:47:04.470Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:47:04.470Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.7413ms", "json": "50.41µs", "db": "600ns", "time_taken": "1.872141ms"}
2026-08-01T12:47:14.470Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:47:14.472Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:47:14.472Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.315514ms", "json": "36.81µs", "db": "580ns", "time_taken": "2.426624ms"}
2026-08-01T12:47:24.473Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:47:24.477Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:47:24.477Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.976834ms", "json": "53.97µs", "db": "740ns", "time_taken": "4.114275ms"}
2026-08-01T12:47:34.478Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:47:34.484Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:47:34.484Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "6.500319ms", "json": "143.101µs", "db": "740ns", "time_taken": "6.716701ms"}
2026-08-01T12:47:44.485Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:47:44.489Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:47:44.489Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.527061ms", "json": "62.201µs", "db": "780ns", "time_taken": "3.686163ms"}
2026-08-01T12:47:54.489Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:47:54.500Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:47:54.500Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "11.160587ms", "json": "83.74µs", "db": "800ns", "time_taken": "11.460939ms"}
2026-08-01T12:48:04.501Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:48:04.503Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:48:04.503Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.525965ms", "json": "56.8µs", "db": "650ns", "time_taken": "2.660246ms"}
2026-08-01T12:48:06.536Z	INFO	blobber/worker.go:51	success to refresh blobber settings from chain
2026-08-01T12:48:09.619Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/2 sharders\r\nhttps://test.zus.network/sharder01/v1/transaction/get/confirmation?hash=8d89227704eb3c44a8663c29900b2a2e9968e820f97ad2a79120c91185d4d158: [400] {\"error\":\"unexpected end of JSON input\"}\n\r\nhttps://test.zus.network/sharder02/v1/transaction/get/confirmation?hash=8d89227704eb3c44a8663c29900b2a2e9968e820f97ad2a79120c91185d4d158: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-08-01T12:48:09.619Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-08-01T12:47:58.339Z", "end": "2026-08-01T12:48:09.619Z", "duration": "11.280446911s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/2 sharders\r\nhttps://test.zus.network/sharder01/v1/transaction/get/confirmation?hash=8d89227704eb3c44a8663c29900b2a2e9968e820f97ad2a79120c91185d4d158: [400] {\"error\":\"unexpected end of JSON input\"}\n\r\nhttps://test.zus.network/sharder02/v1/transaction/get/confirmation?hash=8d89227704eb3c44a8663c29900b2a2e9968e820f97ad2a79120c91185d4d158: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-08-01T12:48:14.505Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:48:14.506Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:48:14.506Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.789591ms", "json": "55.43µs", "db": "630ns", "time_taken": "1.937372ms"}
2026-08-01T12:48:24.507Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:48:24.509Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:48:24.509Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.74531ms", "json": "71.191µs", "db": "630ns", "time_taken": "1.902422ms"}
2026-08-01T12:48:34.510Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:48:34.511Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:48:34.511Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.625879ms", "json": "51.271µs", "db": "740ns", "time_taken": "1.765231ms"}
2026-08-01T12:48:44.512Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:48:44.514Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:48:44.514Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.795801ms", "json": "57.19µs", "db": "870ns", "time_taken": "1.986152ms"}
2026-08-01T12:48:54.515Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:48:54.516Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:48:54.516Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.422578ms", "json": "61.531µs", "db": "720ns", "time_taken": "1.55494ms"}
2026-08-01T12:49:04.517Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:49:04.520Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:49:04.520Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.712097ms", "json": "50.64µs", "db": "730ns", "time_taken": "2.821567ms"}
2026-08-01T12:49:09.316Z	INFO	handler/worker.go:39	success to send heartbeat	{"txn_hash": "ce8dad4cc1702272b3c827113ac17bdade58ee9aa58b7a59f90e622c9f58c78f", "start": "2026-08-01T12:48:58.339Z", "end": "2026-08-01T12:49:09.316Z", "duration": "10.977319557s"}
2026-08-01T12:49:14.520Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:49:14.523Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:49:14.523Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.640856ms", "json": "216.131µs", "db": "1.35µs", "time_taken": "2.981647ms"}
2026-08-01T12:49:24.524Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:49:24.527Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:49:24.527Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.573506ms", "json": "67.62µs", "db": "690ns", "time_taken": "2.747657ms"}
2026-08-01T12:49:34.527Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:49:34.530Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:49:34.530Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.617456ms", "json": "40.251µs", "db": "610ns", "time_taken": "2.719457ms"}
2026-08-01T12:49:44.531Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:49:44.534Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:49:44.535Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.21938ms", "json": "61.02µs", "db": "620ns", "time_taken": "3.36973ms"}
2026-08-01T12:49:54.535Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"e311913a018801095e8c5a84d133eac47c607df5775dacccedd2906751186869","from":"4636681","limit":"20"}}
2026-08-01T12:49:54.539Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-08-01T12:49:54.539Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.34704ms", "json": "41.12µs", "db": "1.46µs", "time_taken": "3.471051ms"}