{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22193",
    "entityType": "User",
    "nonce": "0xf24304c46cea33e8a491952e308832b75b46063ef05a782a70b58a3d454e70de",
    "signature": "0x650ea96c6fb6d4969f5d108c3b6dc264183cae9e113b5457e3d3051c2ec4164709f1e4887ffc850a318f1a8e29e2b3ccc7a2a732bcd70ae532ba70e8bf2c07951b",
    "signer": "0x3e16afFf69eC32202c1B755Ad919C7aA325B7aBE",
    "userId": "902811065"
  }
}