{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300659",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b68c829efc6693dd000d9a03ba1bce3b2d337e6b64b3e7e51a50780b9c83046",
    "signature": "0x763feb9f5ea341ddca7bcecbbb19874277c88e80f7e94362a0e71c214394c663596be9c51ea1167628e621b644398cc5fb15cdb794e5deeddf20e34d3250666f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}