{
  "manageEntity": {
    "action": "Repost",
    "entityId": "851447786",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f7e2bb1e33f389ab67fcce81eb6c69db4bac9029bab8f64a6372c04bba5d24b",
    "signature": "0x73d18afdd675ef6c93ddfc38fcc31da6772a028c63d5f3d11cf998b1098584613c11158852ffa71bf20d25acc19b675431fbbef10ac7c161878443a3e0681dd11c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}