{
  "manageEntity": {
    "action": "Repost",
    "entityId": "638957599",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e7e940062713aab813da5392ed9017dfa7f94f28f986559630ec8a0afd4dbc8",
    "signature": "0xd085150d9674a5fc6877331fab773d078d1f3c997f2e42d6be6e3fdcd3fd2ce022c26e5e31bb18eccc73e69c7b352b73a7803cd6e2af358f7f54ac7951afac0f1c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}