{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666059234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1c3179528d9313b058a356ac7a060f2b60c5b82c43a2f25c32fcf2913f3291be",
    "signature": "0xb45435be8a4ed6b49d1af679ffa12799c8aad3c1c12bbe29bd5cc44450bf2ddf21aa90571d68781192b7295971737c375fc5805d22b68807469ce3e1f3e08ddb1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}