Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,578,455",
      "signature": "0x96992dbcd5b52f98fe9ee0348adba10afda2e68f81c51c59aa757d2a791e92c91cafdfaaede3af7de8c1673acc2d3067",
      "randomness": "0x4c6608884313739a3955f81c83c2e9b1eb11a793c28803baf5bbe14020309dd3"
    }
  ],
  "blockNumber": "7,414,949"
}

{
  "Sr25519": "0x3c119192c7e8fe46e50e81a5252801b75326a140dff861fa9f55724bde8f3675c1619b04a3a5319de37e081cb6e3459638eb77f93cf7af04bea07cb10381ad89"
}