Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,539,943",
      "signature": "0x8976ef5d3aaca48ee11e017a9aa62be09de64af769d509baecba8a18a8b70024aa3c3a737d4f00460863f9b777d26d35",
      "randomness": "0x5854085a3fd7506fd67d858d130361fd2b9f5050b46900d88102c134b2942d52"
    }
  ],
  "blockNumber": "7,405,321"
}

{
  "Sr25519": "0x9a49932b6be4e3458a14f7b54e01c0c37cfe13110f85372976c84bbbcf64113af71412434756df5c87cf625aff8d3f87ccbc370de2ba9f786d1bca1c4868e388"
}