{
  "manageEntity": {
    "action": "Repost",
    "entityId": "389695468",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd564bc82c9ef34b10cc81fe0a15b0980b1ac95c416a22f99d08d356157857675",
    "signature": "0xd8ca5aefbdebf5aa5305964f6aee58c8bce9b1a296e20247e41f0f517a8307914ad77f1c070e2f3364954092536531f0917d4d7b51559876f2351949861936e51b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}