{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "168532",
    "entityType": "User",
    "nonce": "0x05c67a683acfc8ed4e0747f59ed2f880d9f41342c216313bc3a3f99a99d42fc2",
    "signature": "0xb9728fdca3059e8c22b2f9e19199237b4ec808232cf1f12bcfeb964a5740a259412111321a0b829aaa658d5a4f63d81c71e03feda34dfd922a73607bb85407111b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}