{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "482186583",
    "entityType": "User",
    "nonce": "0x2bd5b5f0e7db5f68bd9c726300e9b41acd4e0edd0df066f6535906e692c95bae",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}