{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125992",
    "entityType": "User",
    "nonce": "0xdb3181b529feffa3b275a38e6858b19bd1a1a0b87a328f278f748a75725e0869",
    "signature": "0xbf5a6fb4467a2ae5fdd82944d2e550d0e85125c7f42abb4995c842fe96ca92da14e8efb24accba719afdfcbb5e3a37bae25040999319041026143c09bf90ea711b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}