[Bug] Withdraw method returns a malformed PSBT (Unsupported version number by Bitcoin Core v26.0.0)

[Impa10r]

Issue and Steps to Reproduce

$ lcli withdraw tb1paxtc8rvv9x4tjvapktqh7d53tzpnjfvshp9eh5lu5gzhup9hy4rsx93x6u 10000 3000perkb
{
   "tx": "0200000001be746921a1aae55836b1cbc07f2990dedad9f63dd687431ab5418b0097e6b5bd0000000000fdffffff021027000000000000225120e997838d8c29aab933a1b2c17f36915883392590b84b9bd3fca2057e04b72547242500000000000022512006213c11755d6091495470fbfb77a8c67dbeb92f203343049f223e3b91b687e633d92b00",
   "txid": "63b650bdf115ff4d784b75dbde5194aa3825de3b775d9c3decfa5771383afa5d",
   "psbt": "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"
}

$ bcli decodepsbt 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
error code: -22
error message:
TX decode failed Unsupported version number: iostream error

getinfo output

v24.05

[Impa10r]

Second bug: the Tx hex it returns corresponds to UNSIGNED transaction:

$ bcli decoderawtransaction 0200000001be746921a1aae55836b1cbc07f2990dedad9f63dd687431ab5418b0097e6b5bd0000000000fdffffff021027000000000000225120e997838d8c29aab933a1b2c17f36915883392590b84b9bd3fca2057e04b72547242500000000000022512006213c11755d6091495470fbfb77a8c67dbeb92f203343049f223e3b91b687e633d92b00
{
  "txid": "63b650bdf115ff4d784b75dbde5194aa3825de3b775d9c3decfa5771383afa5d",
  "hash": "63b650bdf115ff4d784b75dbde5194aa3825de3b775d9c3decfa5771383afa5d",
  "version": 2,
  "size": 137,
  "vsize": 137,
  "weight": 548,
  "locktime": 2873651,
  "vin": [
    {
      "txid": "bdb5e697008b41b51a4387d63df6d9dade90297fc0cbb13658e5aaa1216974be",
      "vout": 0,
      "scriptSig": {
        "asm": "",
        "hex": ""
      },
      "sequence": 4294967293
    }
  ],
  "vout": [
    {
      "value": 0.00010000,
      "n": 0,
      "scriptPubKey": {
        "asm": "1 e997838d8c29aab933a1b2c17f36915883392590b84b9bd3fca2057e04b72547",
        "desc": "rawtr(e997838d8c29aab933a1b2c17f36915883392590b84b9bd3fca2057e04b72547)#ufgjc25z",
        "hex": "5120e997838d8c29aab933a1b2c17f36915883392590b84b9bd3fca2057e04b72547",
        "address": "tb1paxtc8rvv9x4tjvapktqh7d53tzpnjfvshp9eh5lu5gzhup9hy4rsx93x6u",
        "type": "witness_v1_taproot"
      }
    },
    {
      "value": 0.00009508,
      "n": 1,
      "scriptPubKey": {
        "asm": "1 06213c11755d6091495470fbfb77a8c67dbeb92f203343049f223e3b91b687e6",
        "desc": "rawtr(06213c11755d6091495470fbfb77a8c67dbeb92f203343049f223e3b91b687e6)#h49d2wfs",
        "hex": "512006213c11755d6091495470fbfb77a8c67dbeb92f203343049f223e3b91b687e6",
        "address": "tb1pqcsncyt4t4sfzj25wralkaagce7mawf0yqe5xpylyglrhydkslnqey4cvk",
        "type": "witness_v1_taproot"
      }
    }
  ]
}