Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,603,834",
      "signature": "0x909d79b841e5ffb26a995f7070f93ec77e31484a08afd10510fb7689bad53ea554dfe69f328ada1bdebeb2f1d8537b3c",
      "randomness": "0xa568397ea83d189f252954a4e0232cf686b142471840d60091e917a863ed4b69"
    }
  ],
  "blockNumber": "7,421,275"
}

{
  "Sr25519": "0x1ab7418b74d48ad053787f9a7dbffe0326245732def8c24b18761d2f87eeda59c45b0a4f0852ae6d4980af59527fe130c621fbe8d0cfce8d5f6d9560ff982885"
}