Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,636,708",
      "signature": "0x997b6a3b291276044c390ed91d262dae87742bffd2d8add202ce3daba56111826a5df921f4a02f2b93b937e304663591",
      "randomness": "0xac47de9cb6486f104866116f496df24250b571d51d825f44bd7c7837cbfaeaaf"
    }
  ],
  "blockNumber": "7,429,492"
}

{
  "Sr25519": "0x30f74e570cedbb99098797ece637e153795aac2dcba414634edd19cc3f513f6590584d4e1ef5564245606153036801233da1841d9fc5882b9bcd409f582f3287"
}