{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "361191148",
    "entityType": "User",
    "nonce": "0xe262768ed8eb0454b7a58c2db1334cdf192cc512741c650be2b1aab9057639fc",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
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}