{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518398324",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x508feb47262d1bb1df7ede3849cdddab73a315061ba6a4c32ea3c995652a15dd",
    "signature": "0x258ce572428b1087fc59805c994c96a17072bdc67571850b18a6051ef1777eb45a3a6d379f9e2058a09cebb510145bd1ac22534afbe7bcc2b2de525d5d5b1de01c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}