{
  "manageEntity": {
    "action": "Repost",
    "entityId": "16657",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x174b917d52fd87bb6413b7bdd7fc69953242d89c38a7ad126d2a4987b37ba204",
    "signature": "0xe799734f32eba20083e89e55c299070930e4ce35c283548d9a878fa8c83c8677508c8b89702a7e3860f391a343231791acadba95e0bd45e7a247c69bce406c361c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}