Extrinsic 46608-1

{
  "heartbeat": {
    "blockNumber": 46607,
    "sessionIndex": 776,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xf4669769596c36f9865618e97ae85be03d44b9c3e06932d63439797a8c5aac280e041389de47f8962784afb1cdc766d28871b41e505988942b8334be1ec2078e"
}