Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,607,371",
      "signature": "0x8015b0a6012d37c0e4827a6e6831da66803fad7920e19f4ffbf1bd50bc63bc6a6f76c5514488b5e5b947f1c3d99fb660",
      "randomness": "0x9e20df7ae0350caeca37e538a71296d47f580127adb206d201cac1bc01641222"
    }
  ],
  "blockNumber": "7,422,159"
}

{
  "Sr25519": "0xcccc70897f70b285f67d550369cd4939d34ff9ba36976422255f02d38ef52e4ec3997540602f593bbf94662d3912ccd26f35c001626c34d9e3ec6a8db4d3f18d"
}