Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,565,598",
      "signature": "0xb776bd9dcb79ab210395221978c7f8f744ead09cce23402dc8d1036b0650f86de06b13bed21175218b19a8e665397e4d",
      "randomness": "0x0b4356ff082977a55a58f18e284095918a56b781f5d78c325f3829c5c0dd28c5"
    }
  ],
  "blockNumber": "7,411,735"
}

{
  "Sr25519": "0x74692e47b7108c7b81a2f40d790ff48cd8a5e5ad7340c6ed242b000a0e6cbc6620c735eb962778ba7b9328719f5ce851178f41f7fd000658be1e2b93bfca448f"
}