{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "242443",
    "entityType": "User",
    "nonce": "0xf43cd2dedf8a095dfc5c5add07a18bcfe769abc918a83674ca28b49603fcc159",
    "signature": "0x95977cde1369e2da0ff1cdc67e56f75dd4ff30612258e0c9021151e751407a2176ea2a18dbdc4517a8accaf2d5c08d1da607b39f1a8243a7a62fd440dcdb92151b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}