Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,561,184",
      "signature": "0x90129f961def493a2a57e90a53340385eb0dd096d0f45745981d2a5c905134f6441725a11f9d4ab6281460e7fb999186",
      "randomness": "0x7b34975c19898ca8d03234777a774ea588f71f7407c705adb251e98d0087172d"
    }
  ],
  "blockNumber": "7,410,631"
}

{
  "Sr25519": "0x9a7f044f7e472a22fbe598cf3ad349f18380eaf1eaed70c1d7dd639de61c8f7924a9965bc699e62fc5ee3e03d23d36540d6043799b3185871bf7276634221480"
}