{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x65ed78bf0b715f1c521c7c3db129ac789dba5e279ae097221ce6011b20fad0a9",
    "signature": "0x9a21762e82f50edaf9af8315cc9ca07632956b7866364a18644d90e519a5a6b2537ce0aef42005102402a6abafcfd373be07ce88ac6e64bfb5be794eca68d81e1c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}