{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "340582",
    "entityType": "User",
    "nonce": "0x4892a8d8fa49fb7f9982c635ff78c3a0122bbe26477f59a1e2a8b48cf34d0d8b",
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    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}