{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "892407125",
    "entityType": "User",
    "nonce": "0xc04550e53dfe0a6725d17c336a212c01dc08edee77950b5993ca60c3b89a7838",
    "signature": "0x4a1e29b889b6ad45dd0f1765b2b1ae3208c61c02666dedb098717dac409cd45f472137f180ac0939117d7c69a27e939d5f6c4d76cf873234843f6cc8a8de76981c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}