{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141830",
    "entityType": "User",
    "nonce": "0xe7821426fae7c454fd0c269c1d56eabf0d5a360e313d2eef1f1a5b52b66cb625",
    "signature": "0xc8f4c3b15d521195118b79c47f1d874b284429c68ba07c93bbb962f9d3291ab2749c2ae871074a14d18a51648d016414127693d7f42bf265b042a105a28372281b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}