Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,672,190",
      "signature": "0x82c58ed8efd46db06c37bb58f343c76e1a02522156cb126fe0b70bf6df8061f39aa1e322b0a7e546afe004aa3b59fe4d",
      "randomness": "0x9ab9a1dd542b8b5f58fc6a573ac880f46d40f09c32b944bf9ca7fae225018b58"
    }
  ],
  "blockNumber": "7,438,339"
}

{
  "Sr25519": "0x9a28307bcbe178a1109c61bd4b6c7171886248a3e2a842f6a2e71f66d46c5f575cce57f6326cb99dc3c6ea8fb44f164f09ecb19c974d5df41a06a661a6870b8b"
}