Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,542,257",
      "signature": "0x99b9a90e63274688c89b84909de6bc858202f31a5a671d44c33534ee5f434c5f9c02f3a05ad1247efe426ffe491d511c",
      "randomness": "0xd94371aaf9265b8b51beeb84e1832964cee672d3773726a7204b022986c59020"
    }
  ],
  "blockNumber": "7,405,900"
}

{
  "Sr25519": "0x121a0fc062598d09da32b9a835761ad548655febe70cf100457cb23a5acfc378e4b50cb52ea722f2f1f7522d1f025ad92d533404240975764c00125f00ae5d88"
}