{
  "manageEntity": {
    "action": "Repost",
    "entityId": "688421819",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e4592879028046a2b4285bcf6fd29f7fd969b79acb4bc4567a61eb6949dd693",
    "signature": "0xe887bc6e2b610855a1157f921f75c80408e2fc53e174f0c7548c3048fa2ee1ee66fff74b7ab42a921f5c59772e036f7e12b4e22e448744a741ddd5353d7df9fb1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}