{
  "manageEntity": {
    "action": "Repost",
    "entityId": "502542",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e64459ce000692a7d261b12873c700bf30ff8f59e0317ab01587cc0999c3442",
    "signature": "0x2c1cda64cca76c0483e061908dbda8d39696aa417bab160bf662cad16b01729d71800aa761e907d612b6b0f01edb4e9bac985f3f78a25350751b85dd0edf3be81b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}