{
  "manageEntity": {
    "action": "Repost",
    "entityId": "658363",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9ca9f7ed65efb52e9b89c32a4340182daa2580281f56bdaeb8cbd5c8c3522d2",
    "signature": "0x741424e7c038ac47d9057db834f6310a216959b9857df8c8e4bd20e622b6290119586350d69bbe4762ba5a1763cf4a94db3f40274d90ea3a3497774dc3b5c27e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}