{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388143100",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x63e078245cd29d8f742ae01b14e55e0619d971abfb5795fbfea4188c819f519c",
    "signature": "0x1f614f56ca5bed72cb9dd603ebdeb1f89616689c57052c92542ac5191e066c776703800ffda1cab0aff9d4afa65312e2b6c80065cbcb0a708a4586d636dcaa141b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}