{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x850f49e6dda2aaec12609adefb6c8f9ba84102cd6f27b446b3d79aecb1539115",
    "signature": "0x91826e3fde13ad3bc066742d99ac70b0b449ec1a40d4863eb3242b34157996f649474ed0ee00d7c5381da99d9efeba75c937a2d273f7e554d39086e6ce7cad6d1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}