Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,610,812",
      "signature": "0xb4c365a8956ea732e3a1186b00cb1cc90fe64ef618d1fa40a81b5d2433c12935897041d4fc2c370c01a63e26b5a51608",
      "randomness": "0xf8abf6cf266035093fef4ed258abf3648038747f997b0a6731a756c209e01b45"
    }
  ],
  "blockNumber": "7,423,018"
}

{
  "Sr25519": "0x42b5d0427dfbc877d505e46d1554bb520124c581e1308c2e446564a5c8bf5a4b9614f699b4731689ddb041703f76fb473db4ff8302eff28810b7036c16d42182"
}