{
  "manageEntity": {
    "action": "Repost",
    "entityId": "571621399",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1fb6117b75379b4b298434d94f4277cfb08cc72505fa8b2d629a62acc4b13cda",
    "signature": "0xd1f46720d567dc258583bfa53cc50dea7975ab606209a507ef0f406581d6a43c5d53e7e98be1c973718fb443612bd09b4cc1d05c4293905b43fab2be6259adb11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}