{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1655340",
    "entityType": "User",
    "nonce": "0xa0ab76ac1a891aecbdb7d0bc53be9cc74a1a5bf0539b46d272d990045c3abcea",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}