{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1531917489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x265ec0f1af4d8bfbecdc8897df80088ed30657c7a7ed6bd5a78f9383a8deb221",
    "signature": "0xfcc6781bd3f32485d7e865e6aacdb8d1e51bd0a0e732b4fab7cc90164496489a2c60e766ca447847ba92c1189c5b988bd354497dae9b518659544816682afa781b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}