Extrinsic 35678-1

{
  "heartbeat": {
    "blockNumber": 35676,
    "sessionIndex": 594,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xca7be5aeffd6030f475c95cfcf8f0111fe8e5cdb9338396a86806a2663dc89623c8314b10164fcac5d0174fb542673a2434bed057e3ff4a28559d4a958748584"
}