Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,634,950",
      "signature": "0xb4a9557169cbcfa6424c4fc7d3dc89fae2c9d87877c970b2db21880499569af19df6d1377ed447dc499439f8136a7273",
      "randomness": "0xea52aef694f415c694f53bdff505fc242e433bd60f08e9c45d479f46f7dee32b"
    }
  ],
  "blockNumber": "7,429,052"
}

{
  "Sr25519": "0xa229a10045b20072dbe290c480c9fb102e400d1fe1c33353606730e52a4f8d1b15079fc543533cfd1c1f9171f334adc47cbdd6ff67be0d86cfc406ccc68d5789"
}