{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f959558f10a7db51d8109d9efd7f04b6d943c63879a244033698e55ae202f91",
    "signature": "0x4ffb2edf1429ffc7a01a58a9c4d1e41842c43f80ff6904b5c894c04f0aa777477d5085e9b359d6efd1f60cee2c13993591057d727d194f5b2d3fd802129878e71b",
    "signer": "0x4F8e40E75E675f5be20520c4cEA0CbD7bBb999B1",
    "userId": "991796067"
  }
}