Extrinsic 61227-1

{
  "heartbeat": {
    "blockNumber": 61226,
    "sessionIndex": 1020,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xac377fbcce2440d04c01179e4662635fd94cf9acad0ca23fe86833b5db53110ddde07cd0cd7c19d86a40ad410b8087265b5500ad9159be61526738e2aa0a9183"
}