{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "658437099",
    "entityType": "Event",
    "nonce": "0x7e92fd53512adc19b7581329ba05e62a48d652c9d144a58c7b72ef79cf3e77a0",
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    "signer": "0x36897D126bC324C3c32Df0bf68030A63c20c911D",
    "userId": "389274703"
  }
}