Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,548,547",
      "signature": "0xb09a4e9c5a5ce8112eb9f5aea1c7fe6af8f592c33f735c470b8180413c88e3ea46131de356d204995bb337790084b508",
      "randomness": "0x81684135ddeee727f0a2e6deefc4e133e93bfe9106d5e54dbefc848040922a6c"
    }
  ],
  "blockNumber": "7,407,472"
}

{
  "Sr25519": "0x3263d549956e9f87e3b3cc548f016be0a4c3211bbb78bdada539a8558c314e3537e541dff2b7d80d3363c323bebe603f4c0e942c937b92fd01746c984181a384"
}