Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,622,670",
      "signature": "0x8d5acc4e7f437c65b2316598a303ec313eaf39dc491810a71e1683d5f0614c10871707f488ace5095971fb319301bd3b",
      "randomness": "0x17cfabe630599f8328e67abdae7921e74a686b5b00b792e12ab8c04745665348"
    }
  ],
  "blockNumber": "7,425,982"
}

{
  "Sr25519": "0xccff60aa1b955f6ef40f5bc5525da6c0726a2597a761814198fc99b954d6664e6439a297cafc7aa41fc17b3e33e908351e806fcea62176d0d1f2868f8603618c"
}