Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,551,978",
      "signature": "0xb581e322f267f6ea652a28276c303c6005f408e71baf33a4a76b693c6c8da7ebe2819ab4d08dc44cf30ca8a78a14389c",
      "randomness": "0x34a359e7a19a93d1f6c51e0e234d45329a89af74727a96a43d994adc4d0cc2ce"
    }
  ],
  "blockNumber": "7,408,330"
}

{
  "Sr25519": "0x86cc6d6243670cca9fbe4f8205a3f74b52af5a74c415d5ea02e36efc99ab4f668c2a557b01dcd6aa21fe8d209108005082e1e6f6935cff1fb1c7d5e3ec0e488c"
}