{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "24563236",
    "entityType": "User",
    "nonce": "0x98a47a9c662898b2ca400e59c29647c1b2bc8ba0b0f1ff0b7a022887ff94de9d",
    "signature": "0x7ab0576fe3e6ce2a349f0ae1ef52ba7446fff2255523d74e4c05a080c5bbea0c498c8be7cfb5de7f44ee4ce32fee1fdf1e6ca2a5a4ea629556cdd2c0781c28411b",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}