{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509850473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8cf412572f025956178003d59b787edaa71c8207f8e33930e802076f1d1bffd0",
    "signature": "0x738caf5a28d558663e3e3c04c3f9e1f01df1af917c7e702cf248a6cb82111f5c0ce00a5f08e23eb5e140159261022f6c512490113d910d7d1283e45f4df0fcb81b",
    "signer": "0x5156122E7f53a879786546b3133306b9F7814b9b",
    "userId": "781663071"
  }
}