Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,537,872",
      "signature": "0x90d555c6f3ce883c6796d34fac7c598c7db6497a73f069d6ce22bb288169f183b3896e6af411077ca44fb3f7d2013b36",
      "randomness": "0xf353aa2eb5105c322440d13ebb6b28342493b1c79a1c296db81f0124516727b9"
    }
  ],
  "blockNumber": "7,404,803"
}

{
  "Sr25519": "0xf8846dc7c717019ceed83dbfd0581cb7ce4b9435abda67f22323b568956e2d0872f40768b569fe33c389676dedf6d757c6b7b5670604e9ab07da16407ce9fc8b"
}