{
  "manageEntity": {
    "action": "Repost",
    "entityId": "612755836",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd53dbee3030def691778c8aa8275bc781b5dabbb25915e3f76720c0298bb0d15",
    "signature": "0xd40d7c2d4770cb8337353f187dc2a2e5cae6d7708fdb5bcddc46ebcaa5f890381894753b93c25f3bddd234e3a6daa23205321299fadfb031a9cd58250160866d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}