{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "444415219",
    "entityType": "User",
    "nonce": "0xa06e5cfa18ab69eb7b028f42e2915dd979d0a60aaed8940b1db8e01b7e9212b8",
    "signature": "0x3f77ee31b2296ac7be24789a38e43e7280c7f71385986872b88c460ba747c938550684c511c4b268889f60bebadae5fb59c9d3e32ea68875b53da6b6a88df5181c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}