Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,580,509",
      "signature": "0xb9199c8430a529c5506a68936db1fd68e7bb789af93767ee7bf073b772a8f79299f2b4bae3deacb9432c4515ede5daeb",
      "randomness": "0xdec714aaf21e95d9bd890c83697a5f2526b977774fc3ee91af361254eb3b4f44"
    }
  ],
  "blockNumber": "7,415,450"
}

{
  "Sr25519": "0xc69fa2affa532468b1395c59b5f016b84bddf48918b66b49390dfa0874598379f9d01cd8c93594a8cb461bfbcd09155271128559993b01e4afe138d907cdb78b"
}