Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,596,910",
      "signature": "0x88405b53333a5bafe9ad85bdc6f5d1830198f85f0842606e271aed19ba3e2f830113c7e4e29d8aa075e0fd4c6eb69e4b",
      "randomness": "0xff2b35c6c5d89c1324ed0cbb78051ded2515fea3f33f461a6310c12a9e087c9e"
    }
  ],
  "blockNumber": "7,419,544"
}

{
  "Sr25519": "0x8a979712068496921f3c20162cbddc9413900fe87c608c2144df1c199415f60c4aecccb199168877a60b168d436fa15971e2055662695560b6062394cb7afe80"
}