{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60917",
    "entityType": "User",
    "nonce": "0xc090a90a7e96eaedf52683c64e5a7093b8f0762f5e9e9780bea39fb75211edbd",
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    "userId": "728570067"
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}