{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599608",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc1f117a36a5250b1cd377a995553698d2968d1576de13e89f3fb1cedad34088d",
    "signature": "0x2bc416973766d3da04ffd3de95a7e4e3f052d4cc817572f1cc371709c539ed2143e2024efc1838fe67f8a4d3d54f917b9441374b5a574be59326617754a65ffe1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}