{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "458118601",
    "entityType": "User",
    "nonce": "0x7bf91a137c2bdcb3c34ccd70e0042f615c76250f35fe44d003ca428e506b7cae",
    "signature": "0xdb9476f9f53021882bc92190b2f5e3cb99ff0422bdf080500282f484810d2e063f2fec07eb5c57e742d0bea74f8cfdaeeae144d4f1ceb15518678446c006d55d1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}