Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,553,592",
      "signature": "0x8d577c5b84be05aa96e8d9114ac083a6d8c7555288af4698006095deec426e92ac60e147ab0e3b3c496ed324b3ad85c4",
      "randomness": "0x525b6f1da5fb6f234ab8a15af4a15279888e651add2c82b327640c96e0f5e127"
    }
  ],
  "blockNumber": "7,408,733"
}

{
  "Sr25519": "0xd89024c134c45f717db5624878c58d0ec671ce69aa89e4f9426159bafc3c3a1936c0fa02054be7a7dacc74a40183d3653c16f7c5fddf6f18f5d571de5abef084"
}