{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39727",
    "entityType": "User",
    "nonce": "0xbf9e912225c78fba5df6604b419e8bc8fe090378ca7b2386cf5ccc1f7fe5109f",
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    "signer": "0xB440ddd46d6951DAe4d5dE522cb611f68976E0B9",
    "userId": "859491807"
  }
}