{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932111677",
    "entityType": "User",
    "nonce": "0x1640ef9927cbf84484ed05e125b119514f7905d777a6f670a20bb7cc60492a7f",
    "signature": "0xb6fa29f849b26e60e712aada4f420beec3709ed967cc159dddbb435013d79bf120add9503be81fe3581f0d922f298eb57b40a19c8f80d3aebfeee994b91fd3d81b",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}