{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520646089",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c5329a06f470598fe01165c4791511ed703d35a22eb3858f1fb10c698155ce2",
    "signature": "0x979f9f25f641cc13d6bc902cd1b7aaae03bc42743d74215fc475ff431a357c0e6e2e917a3d568ba91366c532db587f82ffaa3fea3a3b7801304b6c79d22df25b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}