{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1516363442",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b1364710ea71ca74e19285ed3aad7847103fdb8d0f03e206be3bdde367fbe7a",
    "signature": "0x0fbc751f7159155d690b650ddf54b8dd815b62395f5d18c60ccae8e59700460d07544ee4650dbb972e80c53172103d8cd8e1e1414713b312ba7ab5c26a8a17071b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}