{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590762821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc626a60a953a83608a41664930932763027cc5f523672928195f5bba33f3d0c6",
    "signature": "0x2cc45fe2d632fd762cb7831992b38070dff8a3ab78e7cbb6e14212aa2d495117759ff4f5b6f024b2bb65a9be31af0b1e7e6ad1ddb298d1d8deae2ed339726f4a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}