Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,608,372",
      "signature": "0x8cd207ed5f2aac44a0bef48182ab6c569b64c008639f5a89869f8f4e7e3cf7fc434ab2132f88686b68cb394ab33d90c5",
      "randomness": "0x1971318613d911da253e77db40b2c6bf7b4db57a708b61b814c28b722c630cd1"
    }
  ],
  "blockNumber": "7,422,409"
}

{
  "Sr25519": "0xbe900f0c65d722ac9496581179aa1cff4b5f6326ea8d845f0a0fae7d489fca5b7bd2d9443ec529e374326a065b1d7c1ea5cdae03fd46119fa2f0dd955ba3cd84"
}