{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489369",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeba1e6741b4d933c7483f3483eaf798a619362a46f20a5274b0df9233c502d8f",
    "signature": "0x1fb6dbd3444c956288ea4f74cfd16041cf693ae6e044cad103932d3d9a06d7ce2e902fb1ff478cf93983da6f74f595274fbc4b0d6adda4e8b91ae41ae3ed1fd31b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}