{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599609",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x563d69990712127bf3915f86e0dc969832bfe00cc53c0f02ef056d2d52906e63",
    "signature": "0x598415298cf44f7388d5d5224aa796dbd398a35949dabf5398488cb3c36af43a53907fd46edc19a824adb8658e7e684948e33c3c53f66d2fad95dd21fe2a73e61b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}