Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,608,510",
      "signature": "0xb7fdc3c6933412d22c2e2022ed15a7168da91aa5852ffeeee9a37ccd5964b9b8622d69c3580ba2debcc75ff64cf3736d",
      "randomness": "0xdd2291b8f6a3d90624c2f8d5bfbe7534a71539f258a08b006e191a3ab2c818ca"
    }
  ],
  "blockNumber": "7,422,444"
}

{
  "Sr25519": "0x34dbae9170d5af0cedacda9da0d1292a9433e121e66944f914019a246bb00538d0db9cc45b729a1f09528d87db1a974d661954ebb7e9976b727c238e2500a581"
}