{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554822",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8197b3e18542d23def832919d434a6923abbbe0849fb1f632c2dbd841a229ac2",
    "signature": "0x6d7524f5555a16f8cdbbabc05b444c45b71c28fadbc05f0b21a0e0e2579ea2c30730fa9ffefaa8ca7b8a3d92ea5d045af00894c44b2cc7578c74c944fa51d7ae1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}