{
  "manageEntity": {
    "action": "Repost",
    "entityId": "66881924",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b9286c2d36ac9d7749c718f7494fb29b431f0ea0a8bce4d75333e648377ee80",
    "signature": "0x6ca4d30d7704eb1686c2c7633afc58211bdfad900beb3a4d8e8123c836fe1add58d6650b62c6e5e1a822a3ef51487de359c9fb9470492837a94c8dcf9d86ee4a1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}