{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2cd314316c3399bce6d32e7ebeb21a43ddc1283d7d46b3d47160f1c72d71b0aa",
    "signature": "0x10161f4f7939fca42cd1db7db2e6292a268e967e7b8aac6684b383d52b4463782c712c759a09de8793c6c81fc299a4e7d0054880501a6fd4d30cf0b97bd69f751c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}