Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,595,198",
      "signature": "0xb9ad9d0153aae84874142512fab347533e990677280d43ecfcd8f2a78400f1f5196cdeb0be75d5fdc4b8c6f3db66db2c",
      "randomness": "0xb1d5922d71015fe73492edbf385b5554bd2e724c100c02139dc8c9cb652400df"
    }
  ],
  "blockNumber": "7,419,116"
}

{
  "Sr25519": "0x9489cf46cee79c93ceb0fd51ab487f1dfb9a7e44358781f208bbcfc55749036314ad9a98e785cf6f7251a495a7ebeebca2235459f5b27652bdc333a176d5108d"
}