{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77551267",
    "entityType": "User",
    "nonce": "0x698c62b4270bd0fae41d0e6aee0796daa7f51cd7a6b327dfe326283ed95b2863",
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    "signer": "0xD06A00B950F1f08B348e3cEf0B75Da0010adF313",
    "userId": "238712"
  }
}