{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53144",
    "entityType": "User",
    "nonce": "0xfe70f93d72320213f06dc4041a4437e6f9cf3d4e64b86a22cfe3082ee01b7852",
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    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}