Extrinsic 122962-1

{
  "heartbeat": {
    "blockNumber": 122961,
    "sessionIndex": 2049,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xf0b20a32748a04b1dff24f22a99b7c08ba365bb34ad72321f336d0152e611939bbab8c588b72b3bc56dfe6d59d483979b73080ba49e8998f0fa478903fe85287"
}