{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758212",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0164e60e308241eec908bdccecf5ccce8a4297af6c009aafcb586c7cb879992",
    "signature": "0xc9f950e2196f97aefff845afefc003a73d50278bbef638dc843b82febbe08c9c22eb74d7e3a69913753f8892268285e05ef682ae3152d2883d524e512eed40d31b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}