Extrinsic 66274-1

{
  "heartbeat": {
    "blockNumber": 66273,
    "sessionIndex": 1104,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xee3095d845f411a373d4d9029df74321c59e79b67bb73b177b5e972edcf43b41349023573670b57fb78b57258151e231772ad65488d699fbb23a4df3d74b8781"
}