{
  "manageEntity": {
    "action": "Repost",
    "entityId": "749209849",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d1331fd8d2ef5a51f47c263ccc3bbf6ed878e18bd3be82ba316617061b71ecd",
    "signature": "0x79109e7c494d35b25f6aec132a9087cd7f5fa0198680cd5c1251586a72a535b02300ccfe513f499d712df519d05cc3261baa8cb293b2c162d0e9f14f905d2dc41c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}