Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,579,094",
      "signature": "0xa66d503b680611a21d5e2c60278f75ea631f33420f5568441c5d5e4b8aed1ac5fd5e03b17575abb253ff1c9daffe2245",
      "randomness": "0x84a273d796b4b278f615cabdf86dddf65b4f3ace266329b7e562d1405fdb825c"
    }
  ],
  "blockNumber": "7,415,109"
}

{
  "Sr25519": "0xf22852114b26b0a490c9808a4d747768ae2583eac59a368ec7d5a51013872254eddff2abf34f04badb27cd95f7db49c33bdcb245f805d9e382e0ffde98536580"
}