{
  "manageEntity": {
    "action": "Repost",
    "entityId": "354947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe6c415c78af2036fb3095dc2e88e2a386112b8e575a89328ea4256bcdbf0a5f7",
    "signature": "0xc59baa16f5b6b4320ffacc883e538d57b0dbed408055e6cbdff714f663d52ed1430864432bd94e06cb2448b9b8e1d6c581cc3f889955cdfaf1ed985224393b7d1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}