Extrinsic 72708-1

{
  "heartbeat": {
    "blockNumber": 72707,
    "sessionIndex": 1211,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xca048abf943216c64fcdd4cad5f52c13a493751eec6e200ddfa14b9b5204c23da90f905e07544c8eb833b3f4280dee0a82ab9bdcccf630e6f16a5ff5ab116687"
}