{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83749",
    "entityType": "User",
    "nonce": "0xb7d66633be5766dd7a77224619a242c167f2cfc4113ede2dac025892cecbb1fc",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
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}