{
  "manageEntity": {
    "action": "Repost",
    "entityId": "728424",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x514ccfa583e13824f6cdcf714b270de5deda57544798c08a4c1dda09d8949189",
    "signature": "0x82ff67645d1992603a73961164b114346266f394199d5a0f42e16be464893fd924b76c557604d863e0db4967f1311a3015a118122f730ec8e01b5db1c832cced1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}