{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "402393",
    "entityType": "User",
    "nonce": "0x9b365c8685975ea8c75ab55e349fcce74983a894d26e854bff98e7905b15027b",
    "signature": "0x772b0c7498cc8487edfb01c2c9c18554f8b17509fa782bd28048adfb6bdedcaa4b7517dae2f0bbf2e65abe790750721499b1ef55837f859f8ec19640f8cf9b181c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}