{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541137304",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x268f38eafa7906b80030d4ce142f50592056939389206ecb1d72f34d58e8a32c",
    "signature": "0x7d07e613383b7f5cd06da4f2bf2d2a82bb801fb1ffd8e798a5ea29cd1294ec2a57c71befe683fe7bd00c59092a97956723fbe9f68cc45349728df7778194e5951b",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}