{
  "manageEntity": {
    "action": "Repost",
    "entityId": "852558691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a69fc649f08da03ebec956bbecdfdb83e6b426cbf5c34c6c0fbfcf629a65951",
    "signature": "0x9150587bad5d7aa46b1e86f492a9909c64c03c72183e9237f6bab1ccce8fb6ca70e35ac9db5cb90dfcb4aed7e2d0b0232a45de7a43370069a7534a77f731f72c1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}