{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0xf13ce634e1b34276818c40bb3af978b0f41a0f5d2305239dbedd2f195d7b449d",
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    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}