{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555885",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x911c368aad85cf9ace311d0600e63cc3d4bc9bedbe253514e35a6c13012130d8",
    "signature": "0xf3963828dd95249cd574a512489584c5e670b7cd8f9e6dc31d9c01df76e2d84f33af3d831f5242dbdb661bc96f66744ecc7b770e0a03c9ab15050081f0cf7cef1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}