{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32067",
    "entityType": "User",
    "nonce": "0x735af78675362783fca72e1974e80c25fed76a67e44b484db8286ada39b18707",
    "signature": "0xdfe6dc00f1138e24bc549b3793953f5d55bc683a2d2d55b15447d834528f633b34439b85aa40648b1ad1b627af14981e51c35755d63ab49a2d6f8a1f289345c31c",
    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}