{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671188019",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78f0d30a089731b4d2754e9d3282cf750c22098ac679a02284078a9fc8080646",
    "signature": "0x75ffb891456d98e25d059b2b25c01ff73b67eed199721a146ec6ccc71cc6025f54941d91d8f7152ec4e848fa2b947fed887cff3ce9e1141cdb2ccfb9dc56e5c01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}