Write Pulse

{
  "public": {
    "Sr25519": "0xde911df17530881f6f78d47c30be638b40e90a72d4ff77b4afef90f773e53134"
  },
  "pulses": [
    {
      "round": "25,537,637",
      "signature": "0x816e00c025454c8b7ed98872fa15c315a1286bd4fad4c93adb3b35fbdb7d8f0e449ac8dd04f508c0e6787ec94f6bbc9b",
      "randomness": "0x9114f73c341d1c0473c084bb1120fc0c33ce2c69a2c759c119f708fbbf02a250"
    }
  ],
  "blockNumber": "7,404,745"
}

{
  "Sr25519": "0x964aa5645eca0fee7cb92dfb882dcd996069ea6338851322a02e93fb7d3fc21f6aad00144cb924e3889f2bc3c090736b3053d03f49396e5e4f978cc3fbbc9882"
}