{
  "manageEntity": {
    "action": "Repost",
    "entityId": "397637361",
    "entityType": "Track",
    "nonce": "1793578171212054939",
    "signature": "0x909a7c9d23a0f223931afa156316e27be5ac68067d0ef4fa10ecc019d00914a20ee50842e30ec8e7190efd62f0368754836720076d8c1b473479e533d27c3ca21b",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}