chris@chris:~/dev/elements/src$ ./elements-cli getnewaddress
CTEqNBczA3SZGqVnbvvN1eQoH4741NBsxykaQ7MTCtPZ1oa2GQB8SvksQSgEyj1tx17hwMdfn1xHaFx3
chris@chris:~/dev/elements/src$ ./elements-cli validateaddress CTEqNBczA3SZGqVnbvvN1eQoH4741NBsxykaQ7MTCtPZ1oa2GQB8SvksQSgEyj1tx17hwMdfn1xHaFx3
{
  "isvalid": true,
  "address": "CTEqNBczA3SZGqVnbvvN1eQoH4741NBsxykaQ7MTCtPZ1oa2GQB8SvksQSgEyj1tx17hwMdfn1xHaFx3",
  "scriptPubKey": "76a914a60a7eaf3e9dd92367931151a99bcc213615a9f288ac",
  "confidential_key": "02d1ca6863facac1b69480f68284d90777b1c65a5d38765dbe9bcc32e7e889cd76",
  "unconfidential": "2dpZh8ZLxadYge26h174DwWh927YVraH5dG",
  "ismine": true,
  "iswatchonly": false,
  "isscript": false,
  "pubkey": "020aaf25ae078ed77b34b92348aebeac204eda0650c4f686357366af4622785960",
  "iscompressed": true,
  "account": "",
  "hdkeypath": "m/0'/0'/1'",
  "hdmasterkeyid": "aff923071fd3c2b66645cd8e09d835cf9de7c84c"
}
chris@chris:~/dev/elements/src$ ./elements-cli createblindedaddress 2dpZh8ZLxadYge26h174DwWh927YVraH5dG 02d1ca6863facac1b69480f68284d90777b1c65a5d38765dbe9bcc32e7e889cd76
error code: -5
error message:
Invalid hexadecimal key length, must be 32 bytes long.