{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1607558739",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcfd819f8390f43050fb8337cf57b0dca0cab08d069062082872985e19f1992b3",
    "signature": "0x9942ecbd5662b569039ad7d417d682db8ab81936eda1dcb9b98d000896b5a89442698b614a1fa1f54be4f70c2b660d85a7e38d240d9f243992c20d93a12e32251c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}