Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,551,332",
      "signature": "0x932f7f41bfbce6a812884fd91dcc6a3a03a95a9b8886cba253e21a6f905330360615a7809461e2581fbeb08ec06a1e6f",
      "randomness": "0xb36f687727f1aa35841019b0a0f252cbbaccfb256e4f4ce62f555a114dd87987"
    }
  ],
  "blockNumber": "7,408,169"
}

{
  "Sr25519": "0x3073e369d7fc6d98d1d9d59f5f983a014a5815e1375d0aa323d868c7f4605e109d7c825e60fe1ab39570713b9dbbbbb0729081ba743795501e3d117e343b6288"
}