{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17261",
    "entityType": "User",
    "nonce": "0x85091bf857938f82f8da164e5fd3f6cc58d26dd641dd8706b52eab359821e6ba",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
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}