Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,555,904",
      "signature": "0xb9c5ed2cdd20539e7653b4230b699a1db7a286fcf6a687c1c7f00104ab3ff1f8c977005c3760a07c567f0b61f97c3662",
      "randomness": "0x481e58a97143c0e40da6fbac1c2dc950cc4482ed55856f5d5c6064a1bfa164d8"
    }
  ],
  "blockNumber": "7,409,311"
}

{
  "Sr25519": "0x9a419ccaf8f3fda68d1d0ea89ab9b967611d29e57cfbe2ef793c9448a008a1291c9c178e33cec066d613de8b3c9f7e800bf0603816bd2556825591d42bf2808a"
}