Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,552,511",
      "signature": "0xb92dbe3f3b762e18eed5fce370bedc2e6ed49fede0a8e03863febb0c0ba04687324b42f9216e1698e937a6b53283637a",
      "randomness": "0x69535518586e8eb42d18b7e557cee710b35f82c86f0635d81cb382ebd4f14dba"
    }
  ],
  "blockNumber": "7,408,463"
}

{
  "Sr25519": "0xb44935e7c052c8395228d0ba0d36bedc8d7a02c68e4529c462394ad3cd79ee36fda31666bbad05746cdda5e646007459bd2769cd248b3d4be54b90bd879f6284"
}