Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,549",
      "signature": "0xab442b7fdde8e1ae924b20b97dbaea203cdc9bcf179a8f31947bf5959ea90768c82aed3089ae6e46da525af1d78104d7",
      "randomness": "0x01f97ee1c8cd521615c8471c8eb70be2214ce7437708037fcf577c42b3583587"
    }
  ],
  "blockNumber": "7,408,723"
}

{
  "Sr25519": "0x50c58b0141ecdd7bd04af3a5df37f90c534f72e3ab4116e0b8d6135240c63053cc1bd1b5b7f2675f3f1a16fb7b2b9b961d72fca22553216f68427b0adf5ab58f"
}