Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,539,462",
      "signature": "0xb1913b021729c7a0780cf578e02307dedbe1e230c58c7e3cbb100a03c9cf51639a4cbcc764786632b38b70f440fc9e07",
      "randomness": "0x11b3d2f6a32813eeaf1e5a1663ec6cd2dd23c5355edb54f1b892138553223c4d"
    }
  ],
  "blockNumber": "7,405,201"
}

{
  "Sr25519": "0x063813db055e82fd6e4ed907b1a3df553b73d00942185a0d377e67bc40768264534531f115ae93db012a850e5541b214a4a4c615bca65f1c8d882c9d1ebfe882"
}