{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745304203",
    "entityType": "Track",
    "nonce": "1790020817386169139",
    "signature": "0x989626f5425f122737916a7a3b46dd11ae30d1baa837e55ad50d2e3b79a296cd7e0c34bd1ed4dbceaa727163af16cae36bc5334a8b961e1df044e6df62dd0dd11c",
    "signer": "0x512F9723ECbDB6Dc537A671b3D2fb35CC68017a4",
    "userId": "105562689"
  }
}