Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,556,780",
      "signature": "0x90b8ba4c4032aa6909a5924f15ac9eeb0113396cba9f62b1dbb4e5b38addc271124e21d61246bf3968d8c251aec4510c",
      "randomness": "0x193422d8c5135205beeefe95e0bce57aacbf7104c61b0579f1c212af36205182"
    }
  ],
  "blockNumber": "7,409,530"
}

{
  "Sr25519": "0x10b9c94ab8bd6e0a0e615d746d7a1ad448b1a0d03d9d2e4e74900acd0ea3f32490a5cf25637e3520f70db968ebd4b345f9f678308ba8f456fcd6f8e6f9617884"
}