{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1638033331",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7b9ba8dc411c3dbc381b354e95fa609bb42f3bf6f28ddd59f3cb847b6f44685",
    "signature": "0xd15bd653f050521b2d14c72827756a0ecd62814239e219b7e3489dda113dc4f35826b0bcfb0e896d3bfe48103158ecca84f8328bb535931252f7ca65a6bd21b01c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}