Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,603,431",
      "signature": "0xac2166a8cadfb5a2d86cfc2aef38adf166d56be5a4bead07f1b2994b430df99764336980e3ed33f45b8a8576929b9b44",
      "randomness": "0x7ad9cadd79495e097f61c466ffb13d06c58e9cd2da52f4953497c9b3f56e83d0"
    }
  ],
  "blockNumber": "7,421,174"
}

{
  "Sr25519": "0x0e508c478c8a961a6c78956c3379b81f61d4eae1bd312e4ab9d765100db19961b84eb3dfef5c0a18e6f17b43a7e55ca55b569c98f7f16c78b7a0098fe7c27f80"
}