Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,698",
      "signature": "0xa7eaa0bcb669a11620f5fddd38869d570ef191e22d831df9da488c8e11926a582750404dae2c2ed0b78d36a1e7652b04",
      "randomness": "0x6925391dd486cc95f45e893be965b447656b30085ab1a74db70913574cf970a5"
    }
  ],
  "blockNumber": "7,409,010"
}

{
  "Sr25519": "0x285dd932daf2b24ea4b7c6e01a5e4e0947a685d23c696ce43fc9c0952eb0833bd1f748fe7f5e7027f8eeac130cf5b6af03f4bf2abd54e7ded411da0a687ba589"
}