{
  "manageEntity": {
    "action": "Repost",
    "entityId": "319518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a320a3a08241f0877a0f1ea3a6fd6578dbb1378e9e54de107ca8066403f3c4c",
    "signature": "0xe36cb1cab5883e685c9d555bd5d84a5f67ae4881805c545c73f9552bcfc3469a50765742e02a169e33ab1628306cd1b12365468428a7fee65487a71b8e656a391b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}