{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54858",
    "entityType": "User",
    "nonce": "0x82008ea3f49513f0de01fd3e3b4a4772e65e1305d9bef55cd0d9716c3309de77",
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    "signer": "0xB63c8A7B935b55823f383e8f19B6207FB6b31168",
    "userId": "330374208"
  }
}