{
  "manageEntity": {
    "action": "Repost",
    "entityId": "389925964",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe4a39a091ad753fab84c9ad055d04be58f7d0d5a0a68694666b36fb77c7a197c",
    "signature": "0x2e06a485e2f54a615c50a155ddb5cf9e8c93349c5d84a0ec4ceb53abdaa317a7186b3f10cf70e0a2c330c2a8b08cb119b243a787bfa88ebf15802bbfa9f842d31b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}