{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167250",
    "entityType": "User",
    "nonce": "0x7b55591377883920a825f4bdba5499809f9b1c5c6c1c92e34e386786745d4a6f",
    "signature": "0xfc954610aee1c004dc009055ca7148c52116bea8c27caad555e6842a299160fd343df1b1df237d25b45bbf0dde9be349fc31a84955481e27914f2567417c53451b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}