{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450627321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55a68477382bb735056566ea7f5e125152b2f13c573717bf531127aa016c6e90",
    "signature": "0xdf160aa4ff855efa10100a6e40eda8c5dd864abd6e850e4d8fae4ce1a9b674d010c0992f84ac7263536d9d6ddfa147f2c26212d53edef27d0028bd2c738d458d1c",
    "signer": "0x2B28feb1CA15953a5a910C4E741698a24e8b3FE9",
    "userId": "887020893"
  }
}