Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,558,556",
      "signature": "0xb9aa8e815fd8075f7498b69276123b47f87a0cb6f7d92e43bbbd9e0dee3b1600fa33ad12ec90ba7d5c1e6ed0e3aff62c",
      "randomness": "0x99037575e6147453c39e7d9ebcd00472e3c5de8ebaab824af3230e90107295f9"
    }
  ],
  "blockNumber": "7,409,974"
}

{
  "Sr25519": "0xe8480cac7d32a8763b1f1898c0585e54e7e940f8b2ae766ca3ed15feaec68155b97109bf9ebc4b839f72c61ea78190ac547e5094c6347c1060492ac058ee8c8c"
}