{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1289380688",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b0f1b6b80380ca149aae06b93403ccdb4ed30f85223847d0532e39b0aa2fe45",
    "signature": "0xcb1d1bb72cfcb1364cb8b75cba3ada22fc683443f85a763096508f6069f7853b3b0e0331f083831c3126da26140e8611924f4de85864b344566f9418dfa10d951c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}