{
  "manageEntity": {
    "action": "Repost",
    "entityId": "753204983",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x159d71cbd54a4cd20236b53382d7501efae0d21fc557722f9eac820c7b34d262",
    "signature": "0x792bcccd093a00af77837c265988a53232ed78522bfc630556669e0a7ee97a835a1cebcae9e4b811ccea347c90c57eb3b8b1b1f4d4b99db4d456afdbf643eee91b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}