{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1277442444",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e222ea6bc9da41d876e41d576fbf724d09dd6ceab2fca35af23e15bc68c9800",
    "signature": "0x5cab5047998d929150a2cb62c8bdcc9b00eee3b55179e63d975a10284e17902f41e8fb7d055daa2042e7f957daa63bc9f9a603fd8128baa63e4534764699c9c81c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}