Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,578,340",
      "signature": "0x8929296812cd82a08e61d16014b6cfcc92a211d8b6e0c16840a397875665a01cdbda842da4bf3ff56a9589ec0e9c13f4",
      "randomness": "0x30cbb0c0cc753650c7b164214e2ec07fc3e3ff35a270bc7e7ed6b73a135f6a67"
    }
  ],
  "blockNumber": "7,414,920"
}

{
  "Sr25519": "0x4cbcae029722b412ab6637f40ee756e74a12c77e6f55803c2c628fdd3d39ae50755a4e0850ec16c600d526ef0b6bdb93058e88a62b506ea00401516062f5608d"
}