{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59297043",
    "entityType": "User",
    "nonce": "0x2014a8d105308d270359f3bbc60cd25b8ca43f39e12a3f3d90ca5da678651662",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
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}