Extrinsic 134975-1

{
  "heartbeat": {
    "blockNumber": 134974,
    "sessionIndex": 2249,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x84ede09b66fd6acf4c4238026f0a36886761b9ffe2f7396882a2b9174332024c7199080eaa7cdc35a8817d4f6e06b2ccc7ad965ddffc3d00e3bd4772838cee88"
}