Extrinsic 14732-1

{
  "heartbeat": {
    "blockNumber": 14731,
    "sessionIndex": 245,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x5e7c9ba7f65faa77c79f1f1da5b47e0c2c06544c491065a83e0a4a28812d6b4b21aa1a614b65ae73d77309c14e814f3d9e55a4d85c1394ebc76b62166ca8c48e"
}