{
  "manageEntity": {
    "action": "Repost",
    "entityId": "667106",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa75d1af4a391597ae007efb22edd5d98acfbf27dc81ddb76581a16b69b152c0c",
    "signature": "0x15bdbb09f02dbbdb4749683a544abdeadebdff67ade4724dc7dc7cfa6116a5f56124d007a1d016ee267d1a3785f8bf90a22fb962bc750e6036047bbb350d404e1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}