Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,574,978",
      "signature": "0x989dd6d4ec482fb73ee8c4f2611a0f9988619de5296a24a44f61404be37bd07b3c3be0d2daf1e7aa042c14228ac03a1e",
      "randomness": "0x1ffab45c6b6b54078fe7ece12104dc655c40aa998b3ec6ada2081171afd9a8e4"
    }
  ],
  "blockNumber": "7,414,080"
}

{
  "Sr25519": "0x34720cd262b92dc144aa23ac10d4a2f11f725f914daf11a9117edbd06cba305739ab757f09b104b063141b89b1e0ed741e881d85a62738a04db6e358d0eadd8b"
}