Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,565,072",
      "signature": "0xb42bbe1c48b5c7b015d8047c47f8473fab8734832e020eb0210c730bd951851484b5997c778a2844ff2d8bc13f7dc7d9",
      "randomness": "0xbb157a7614d8944174a9bee55913f8d2a2f64cbd5512f6e924b8f39959b0bdfa"
    }
  ],
  "blockNumber": "7,411,603"
}

{
  "Sr25519": "0x22cc1469997f9c562035e58ec2b997c6a7da964ba82a926b444d6dbf9178476d77ef809ea802c95a6f9c745ade4cc8a562cdee30bf8da0dce98b2629c3472984"
}