{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49994",
    "entityType": "User",
    "nonce": "0x2fcd1971755e8ee1cbb629538afe1e15cad750ca602a6df3edbc7f7df33a3249",
    "signature": "0xc1718756bdf55ce49cefef753d74c9a6d12819c5874b9f190747acb8b24f934c6c92acb9a771ebbbae7ea9e400b74c9a1728f6d5d8e85ad2762a4662452c38061b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}