{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545219279",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c61106e4c3edc8ea3075994874a4b481c26102b1ac26e8050e1287b93853f0e",
    "signature": "0xf05bf3b4df3b83d31a4ca1aa7f45be113cd6ba24226897a65d32230d73c1c3337eca7d878fd06706ad41ca68766fef827060e41028ed7862b3421d0208f010c81b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}