{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559145135",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7121b4b350adf4c0424172ce5858b46842a63d6c7acbf7b1270b06a522765d7e",
    "signature": "0x5229c8c2759ca90ed36a11d2680116765011cb9ebffda4c44d219b0265a02a072242f5ceddb7785b9db82b125fb52198ed210576233be79bc9af418128c5a3eb1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}