{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1340438921",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x875c515243972f850d4b6cc14eb725bed16061d82392681326d40c50fc7b336b",
    "signature": "0x5b8b8bbb71e7f0e7f3a75359be99c3f1e8a3237574f0f3d9426d818ffc274ab40870d40858d66fd299a2d0950e4bb0e2f80549bd75569a364fc57e5e0fa69c5c1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}