{
  "manageEntity": {
    "action": "Repost",
    "entityId": "138840933",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7a165d9949c4f54e5b9f4a021eb10598c66a0191a3df1865e03305e194a0d0ea",
    "signature": "0xbb59779dc72414f0c5b18d5694611fbbb8db8e642ff5a4fd8174b85a32d5ced014d8584bfd3c076f9fe8436a8c486a414c89e1261a2d5622765a70c7a721968d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}