Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,617,016",
      "signature": "0x879702bbd25f165ff389f4246d412d78c9ca15ab9fa69bdf954786b331bdf451492ea3750af44670354e417e4b8c65e6",
      "randomness": "0xbcdfb4206f6ab8bc4ab6ea466b3c8dffc07702ed4699a7509a4739552f72cd7f"
    }
  ],
  "blockNumber": "7,424,569"
}

{
  "Sr25519": "0xc275920d18cb2c0dbe4bfa8a35bc1f70a73d3f118e74e66eb808083a3f142b68144294343981dc51bf19841c82f6867da12eaa08a1a4cfcf7651a6530835a18e"
}