Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,574,870",
      "signature": "0xa84c0d21b38c28a312b4b206a2241de99687453c3dbca91ddd5c671589e0cfc5fd028915293eb2f19cbaf2d24d227a5a",
      "randomness": "0x7b81307ad07d12261851df0a8250e7b315cce7e8f56a5a033bff05014e65dfb4"
    }
  ],
  "blockNumber": "7,414,053"
}

{
  "Sr25519": "0x1af1fbbd1071796e977e2d4af021871b31a0dad76af9d03d45a05f78e250462a2f9896d92fb4fe64484f269875b329740bc979beb6fb8c54575a56672032bf86"
}