{
  "manageEntity": {
    "action": "Repost",
    "entityId": "58500",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a0df84dfd42ecf6ce4efaa2c5b8e1ccb604657dc393bf1fddd51612b4d12506",
    "signature": "0x9b0dc87ce2480db4b9f3d262863bbdfa5058d2c9a51ec4f3dc3d85ff69b6be410a828fb9af045bfc9465e67ae0655115fbe6584d64f72b6887ba80ea77bea9df1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}