{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7268",
    "entityType": "User",
    "nonce": "0xd52177d8e88e00bf16bbfa427b18d61133225cd1e03d009b13763e0505bfb216",
    "signature": "0xc11d63ff52d30654f6f91cecd6ad7fd96b85302f1093a7c51384d9a4a17d999d07b2dd02d5eb518f71fa204bad2dd3e68280f358556789a4082392a88fc116de1b",
    "signer": "0xE7A4a8f1d081B44C96Ed68610B6c3016ce8cD6E0",
    "userId": "464427506"
  }
}