{
  "manageEntity": {
    "action": "Repost",
    "entityId": "453004",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28fb7104dcd0c0d79b6f27acd280b80dce50faeee44519d4c51e4c0340b8bcfb",
    "signature": "0x5c3c211e51c3c03c73e0fd3ea38abd5f75746bedd419c994652969a33e1ac33e5ec82b3d59176bc10c9d9f718c8f1ff7e4f8006aa211e8646988f1707e997a871c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}