Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,600,458",
      "signature": "0x8c666bdce993a1288b52fdba9f4b77b475467b5bccd712415877f89818447f79d016809481d0f11c8f946b7502eb1b1c",
      "randomness": "0xcf7fbe2d70952e4488511d164edeadf5fbe1913afa6b553422190876f88ffbc0"
    }
  ],
  "blockNumber": "7,420,431"
}

{
  "Sr25519": "0x54a4ecf316d74c412120412cf66623390a42ef6542bed6c2ceae4a8b50ef4511b54c0676613d6815dd9e4fcbc4ae95444935686a82a37f028b9e9173fb772384"
}