{
  "manageEntity": {
    "action": "Repost",
    "entityId": "618379605",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa2e2e4c14c7ab9ab5ea4615bb899719b1eae55d5bed1bf816aab411cf7bab49b",
    "signature": "0x143db12ce033d2837302db54164e04e304fd8dda41cc51e68f51a1995419ad9b713b67171f982219d1c96618b51bae456a075d89b6f8b29f80306f370a795d3f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}