Extrinsic 11493-1

{
  "heartbeat": {
    "blockNumber": 11491,
    "sessionIndex": 191,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xe854d60545fb69da00374a167669e6cd00a3a9f8a7a861d1c4c8f2482383055702f4fedcb5d34c100f4502302cfdfc751be13c38fdc7d50b0b8a466e52a86b82"
}