{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439709110",
    "entityType": "Track",
    "nonce": "0xad0f6bcfe16ed9231470aa01c344b519dd847f75cb491c78deeb30ac860dc3f1",
    "signature": "0x4d517a1e77f533f1dd4c623b49f60d08a4cf36ec24e6809f001274f96d77931d4f57cfa49d16e13727c4669df8f11c1c0404f45f58856716878103c9115300911b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}