{
  "manageEntity": {
    "action": "Repost",
    "entityId": "528623",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x219374b3737b56877421d58950fa6f713117dc834af3750ea0eae16598b758b0",
    "signature": "0x5bb8d5cc8122283fa834bea705fb44513a3d81c880ec321d796fdba9ee06b1402c1d016c8304b4e626ea20de5d040af3c4a79d44aa2914a73c25d4c97734464c1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}