Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,574,532",
      "signature": "0x84d75f2b18e7913dbd0749c159bfcbf5717497e3c540d830f31983d3a2a9be298172c9001706c1c0a7ec52987f54e507",
      "randomness": "0x7cc4bfb61a139e70d161f1bff40593e08f4b80bce7e20c9bd83b29f0de436e4e"
    }
  ],
  "blockNumber": "7,413,969"
}

{
  "Sr25519": "0x7eaf0dbf180097ab2adf77886d143be3decb44ecea2f1f564691068bcde2df67da50926b09d1a5c89d7ff84337ad4cfcbef71505326c653f0f9904bc5b4c228e"
}