{
  "manageEntity": {
    "action": "Repost",
    "entityId": "57878556",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1de16e8b6c308b01de520d2bd6d351b4b5ac92376bf68dda7196327883c9060b",
    "signature": "0x158fb293559645ad486962042cd7a51be606c9bb0c36f8345ae7cfaeaf25b2cc62cfa5ff91b247ad8f75d664617ad54ced9349d68e09011e03d103821303c3dc1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
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}