{
  "manageEntity": {
    "action": "Repost",
    "entityId": "542622419",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3a191923ff3c49fe14c018d0e8f1a45bd4bc81e728a7d4f9f602b7b18005359e",
    "signature": "0x188f6fb42b7fa7a314a6588db841c57fc070d17799ecea9a6336f231827d85fa1e41c8456e5f7b4bc105424150c6eff9a303c214228e54303a763f0eed78079d1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}