{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "333145",
    "entityType": "User",
    "nonce": "0x1f59c91bb28b2e45e1328759b36c6fc3d4e7d7fbcf1b418423e6833b7ff9be23",
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    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}