{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182",
    "entityType": "User",
    "nonce": "0xc77a4d54c76b5c4115d015bacf375d441a9508b2522ab18bbc3d39a79aa8652c",
    "signature": "0xb79ef68cfeeb2707dc89e431517f15fb7c720a6c189bba7dd2bb1cb59c336a09664d322ff52422d30957dcad762ba0d7b2b2db37b224051b95ba04dc9587282a1b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}