Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,551,094",
      "signature": "0x99a3a68ce2d2929a4e99a3c7545f72eea5c4362df1b798a5f31b5e303031abca0a9438e5b213bcd6bcc0553d80be399a",
      "randomness": "0x0d326f7f09f00d93cdcfb8a03f8c3ec19faa26cb697952019e07046983e2dfb9"
    }
  ],
  "blockNumber": "7,408,109"
}

{
  "Sr25519": "0xf03ac4aa0019660da44c7601191607a8170bb8557139d0ec4ee705c75939ad44cf34aa05074177e5560813a8ff3355bd3c63df065c2ab7921277ca3c745aea82"
}