{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69235",
    "entityType": "User",
    "nonce": "0x76b582f3561e450ed6f22bc6ff159867b82ce5f80b8c243f6c5a024e2696b33e",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}