{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73485",
    "entityType": "User",
    "nonce": "0xcf137cc58d71674e382ff8588bd8fd93c5315b19791d8872ee5adfde0a3dc22e",
    "signature": "0x2420f4a796b64602e5dd79b5b4955167dfeb2c11cc094a3803dc935e5a25370b4e6eb4dfc76468e968baffd5360a81329e36308f6103b091e4871d63e4b7ad121c",
    "signer": "0xAc22c12D49B0B20708869Ae41F330cb371232b71",
    "userId": "244249899"
  }
}