Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,628",
      "signature": "0x9172d5d4bac79dacab6a9619d3188aa23d0cce862e94d7ddbfca2ec7a92462aab3ca23807ccd8d95aaf37ef33d10a0c0",
      "randomness": "0x37421d928d3b178823eb2119226f70f0fa14c8535960c613a4dd8d1b52dadf0f"
    }
  ],
  "blockNumber": "7,407,743"
}

{
  "Sr25519": "0xd22b9c6f355cbf496ae0bdc30c57fb0a2b11ebb5dee447479c47feb702f1d926e308cb74e493cd9e2c2a6bfb7b640b4684d54bad4527ed3fbc524c2fe12b4b82"
}