Extrinsic 69278-1

{
  "heartbeat": {
    "blockNumber": 69277,
    "sessionIndex": 1154,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xd41e260ed779c8b9cb5b5bc3fda3dfe88afaa4a3f4b2413af6660bb718c17b183b210f5d591a7a1b9ba9a9b296e52241a86ffc20fa3701db2ddb610bf71ac487"
}