{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29080",
    "entityType": "User",
    "nonce": "0xc84cbf7712e60e547d2fce020f22e9d753510ae0f72fbea963369c8f48f0527b",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}