Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,551,149",
      "signature": "0x83b72a0e4a7a0cc4f3bd5d8d1fc553cdbc57140b5ecd04dcaf42de1e2281d7c0edc10561b5373c33187d94c81eb11c8e",
      "randomness": "0xdf7a2a7fe6c8002eeaf3c58f3a57f659fa4fcd24073b5c37448d57908670ca71"
    }
  ],
  "blockNumber": "7,408,123"
}

{
  "Sr25519": "0x8065c9762042fa88a6387e9598121a833c9c28644ee70aa384e79fcb129ecf591c1a3867f83615d44526fd74c81acdef0cce1e8b781e1687c5a182c6ac3f438c"
}