{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498092501",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa71c72658237155d3119f1e4ef5de95470b891a87b5f1bbaed5536b30e8f6bf9",
    "signature": "0xdab3ca5714836f29238788a28e8c25d2d0770893a1eb7f96af2cf72f45fd407d27a68fc2e869310bec0fa1e10565c5555ce6fe60780a58fe74424527dd0dacd01c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}