Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,659,807",
      "signature": "0x880a18f920d99738ed6d3785a7beb31e635bbf3cb1e3baa0e5c5bf0b67caa2f597b50617d85f2b9652255dedd7b77125",
      "randomness": "0x17638f4750c671f0ab55aa869bea9c025a505f7b5df09999937457fabc19c860"
    }
  ],
  "blockNumber": "7,435,256"
}

{
  "Sr25519": "0x5a6e5463506248cf85aa16e1b7618d2b0331c9eaedee24a492f8456167b9140168d95440379591e73f95a0a980cf855ef27bda95a011f1d1d69dfde3861b6e8f"
}