{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5067",
    "entityType": "User",
    "nonce": "0x447a3896cd4fe1ce57793005e6b053d689fe81bc6b3a95494002138381d7aec3",
    "signature": "0x6600b80f91b56ee3cdab1520724bfcc63cf5fa2a42be8293a972fa2f5fc7e077410fcc9dd946995f65d2495dad4026a5baa341f7bf7672ffac807c4da1382bbb1c",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}