Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,666,988",
      "signature": "0xa9f45f5d2fbeb54e9473ced865f191d5e3cac03aed59a2b83a1e451216ede0db3a8436d2a796ac37c2848bf81760c0be",
      "randomness": "0x575344f3c86d7eff3582a6125788ef4fd3c6fd0b6a721c5b24ad028348f63f38"
    }
  ],
  "blockNumber": "7,437,039"
}

{
  "Sr25519": "0x620be2b303160b379ddf2a9ede1a5a1d09773e9941f89548693fcc2e73a6c81c5897cb180ddc7b567749de9ae4df5707bfff989267388cbd4bd67c7456fd1085"
}