Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,675,272",
      "signature": "0xab4fd6d1fded21d6113642125d2a45c6d9c1654c0ab0c4094b1229ef3424ca36a43313cf99f3bb204fb393712473e79b",
      "randomness": "0xe2d8ebe109d89d3f5084ea5632e81c614ef95215eb7f7f7d3132a682fdc6e5d4"
    }
  ],
  "blockNumber": "7,439,109"
}

{
  "Sr25519": "0x02daaf7d5ff67caca6620beacc35288b2df98276ae862a94c51936ab0351555ea7fbbaccfb3e2945e16c6a58cb1deac8364897dda70c78822bb15189b2fb4087"
}