{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576159544",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe33f181aa0fd93f5e16ec574b46de1755040c3d755ce04afa7128ff02a703dd",
    "signature": "0x8f3efac07fb475da563d8e382b4b901232ac67b1c828892bf7525510e13ecfab47a77a0821b2fed84d0291d775851dfb5bd1e67c61f38a451ee58f56c3cdcddf1c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}