Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,644,216",
      "signature": "0x8f75dadb310108c867e1c4c3418baa29aab016799be5f26e92a603311e0eb2d6f759027b3d958cc6fc7e6b062f330a18",
      "randomness": "0x66c2d886741a69bd0577b5559552611a82328e233bae1225c2447fec79f039b6"
    }
  ],
  "blockNumber": "7,431,359"
}

{
  "Sr25519": "0x42e3ded99018eab7ce4620f440fa3943ecf85c9ea516bbff01224b8020dc9308e8443a186841951d05fe49cb3b005564480e10296b07c74a8cef7f377a12658f"
}