Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,639,272",
      "signature": "0xb0cd5eb804e41df295bc273ca081eef95a13429f689992b0fc99503799c9b2ac43a2ba74d02a09e3b8e95fb47f321253",
      "randomness": "0xfce85301070048579bed656e8227ab9e0de4587abf59357c49f864e059994cee"
    }
  ],
  "blockNumber": "7,430,132"
}

{
  "Sr25519": "0x9494a55646dfff0298d9d6eb4786a7e0015aca021b86be00cd2b803b0c49467dc0c331c7e93849141883f2e6edb418d6af862360fc8e779081b09ddd8e6dbe85"
}