{
  "manageEntity": {
    "action": "Repost",
    "entityId": "387342",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x575cf77200000b08b40f245e7598f008aaea3657b4098c66e429c326121118bb",
    "signature": "0xfd9bccd63d1cd22c2be0d6f108aeff0910d8f3919c1c7640d0cfce559fca935a502d4b182a95977e543ec41e126a3d9bc692310db6cc76f49b6f2e01d1ac09811c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}