Extrinsic 29743-1

{
  "heartbeat": {
    "blockNumber": 29742,
    "sessionIndex": 495,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x523a764ca2d7fa8be173d4b9fe9e6319df72a412c1ce75b6943c0657f642cb670f31d1488d3367077617afb84df79149404ec26c62bfcaf922bb741b54efad83"
}