Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,548,460",
      "signature": "0x878e45f0f1e8cebe5400223e2deca7534eeba6d1964eab18fd841451d28220d678ed9271e17fc99787df72e197656c8b",
      "randomness": "0x09e88873db13bda7560f25a477925ab570db56fa8e0a00d63c9c8a2492913aec"
    }
  ],
  "blockNumber": "7,407,450"
}

{
  "Sr25519": "0x34cf73fd8c194e2c265227fc138ad00fd1e9db76831d8ea6bac7638ba4e262455bee988b42c100b213808c388048d40a6537feaed735a071bf1448eca9ec5981"
}