{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114269",
    "entityType": "User",
    "nonce": "0x4cd6cd76a0bff4bf2a3b76ccd464345f6130f1a82feaa1e24292b0ae44e50048",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}