{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388937",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12c64051dba341ce13dc523f6cb7f42daea72e9f8da056bba7caf3683bf7c44a",
    "signature": "0xa36477dc54fb85460e8b79065a2dacbdf2204045ccb8ddf2954674f94685eab600eb0b4ab4486d0de37ccdb3cbaf196e726b5d6f1084857dcbc558a98a4a48751c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}