{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555287910",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb34c281aabb21d0ccdb68693e48be69d71edfba0417f37bed555fe9ce4a2ad54",
    "signature": "0xe7d4d50914ec47054694a738001ac1b86f44386b61e014bf99f9b15f9b957ac415164fc4ccd3e903b1f4f960619ac79765605f3aa671c72c5080bc3199e5bf791b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}