{
  "manageEntity": {
    "action": "Repost",
    "entityId": "844003126",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12cde41a8e5c62e683f98de4819c6672e6ab1d3982dd634abfd3b74725aafd5b",
    "signature": "0x8a191a4ee65235621104a5ea7bb59c8abdfd87b45d42ee53cadb610e7a314df674b28949cb89ad6808eab77e5020e9b132e7ef8677da36ebdd0d1480751f57421c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}