{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735980234",
    "entityType": "User",
    "nonce": "0xa50d348c0224cbba4ec7b39bbe047097808e9ac238d631cc9953ffe1da8ec54f",
    "signature": "0x4c4870e9cee97746e7fe8735c7557388125d5507163e7dba3ecfc1495de720841225c5ee7272b89702f71f184f00612781028ae8d7a3daeae02aeea49d36606a1c",
    "signer": "0x92632D7BE74bA47022399097665C226D2833ab2C",
    "userId": "327722"
  }
}