Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,567,409",
      "signature": "0xa4b668d463218e9cac9fa266f0208b5e7cda5b9467df48c4bea0a61bdba3ac7732f32c6d524a1762d55a36244802b42b",
      "randomness": "0x764e17a993046aad29915df4100bdce2b51ad484e2f5b8d5b1ce6ac8b03bb1f4"
    }
  ],
  "blockNumber": "7,412,188"
}

{
  "Sr25519": "0x842b5262ff6e6f66759bd2c85efe147943ae589d6de23ac57a09cab43f010d386b75bae79e92282b5f8aad50ecfb8839744937a27b1a1980ca4e7073ccbf7788"
}