Extrinsic 177941-1

{
  "heartbeat": {
    "blockNumber": 177939,
    "sessionIndex": 2965,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0xea22f250af53f791e50650a3227b67d460093d6fea85766134bda278ae0ae4528aabe70b1f4854f54e8a704ca3d7533bf3fa644f4da9707c3928cdb4d3becf83"
}