Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,602,552",
      "signature": "0xb7cdb2fd9f35297ff2602a21d38a90cbfb3a24122a771d7374bafeba243d09791e1466c714da9edbe9f14ad8a5e6f265",
      "randomness": "0x6fb7dc5922b1a83bb22246e087a6acd8e15924253bc4bc3438f3991e271398ea"
    }
  ],
  "blockNumber": "7,420,954"
}

{
  "Sr25519": "0xf21996da691625fb63b7be54d438d3d74260530ff5fc972b15fb03728283f512d11b08979432cea59639148ee082038432e4f5e82a055754210a0f79dc14b28a"
}