{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755679384",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xae22912e3d434e38dc4a2a601ae47917a5c2f2bc2823efbb86c3854ea4b87b4e",
    "signature": "0xf6d3920913f960b0d03f0a263c1bbaf9b5068ae1ea0a94ac603d369fbb6d30713874d8582e959fb81eb39288bbd14d99742f465c09be4768fbdb14dd0d0e987d1b",
    "signer": "0xb51B50C9b7d88C66d31539161F4BA9Dd72a17dF5",
    "userId": "465531556"
  }
}