Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,540,112",
      "signature": "0xa67bdfb3f1eb3ab5f7c8df9add067169baa7a8278c10bfb569fb9c6f7eb675f31178b3e30994007da0387b0813c5737c",
      "randomness": "0x8e57ef3d32289ef25fc4bf74bd43bb1eac31861820843d859c58c74d26f2ff65"
    }
  ],
  "blockNumber": "7,405,363"
}

{
  "Sr25519": "0x7893acd46b695581d0868ce4b6ae579a05e04727a6670f71f7f0a17f236b03671253277ca91313c3e8cc11cecae893a9601efe862bf3e2ab3ca7a4525c8ad58d"
}