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TRON API method that returns the addresses that signed (approved) a specific signed transaction. Submit the fully signed transaction object and the endpoint derives the approver addresses from the signatures.
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Parameters

  • txID — the transaction ID (hash).
  • raw_data — the raw transaction object.
  • raw_data_hex — the raw transaction in hexadecimal.
  • signature — array of 65‑byte hex signatures.
  • visible — optional boolean. When true, addresses in raw_data use base58; when false, hex. Defaults to false.

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Response

  • approved_list — array of addresses (hex) recovered from the signatures
  • transaction — the echoed transaction payload and validation result

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Use case

The wallet/getapprovedlist method is used for:
  • Verifying which address(es) signed a transaction
  • Auditing multi‑signature workflows
  • Building wallet UIs that display who approved a transaction

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curl example

Shell
curl --request POST \
  --url 'https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/wallet/getapprovedlist' \
  --header 'Content-Type: application/json' \
  --data '{
    "txID": "4ad97d49409cfff338d2f9e71d4019c70e82030b52e15e208b1808f2f3ea782e",
    "raw_data": {
      "contract": [
        {
          "parameter": {
            "value": {
              "data": "a9059cbb0000000000000000000000415d4a41a3b0cdda5c03df72b38a20aa1b88777c7500000000000000000000000000000000000000000000000000000000f9cd95c0",
              "owner_address": "41cf2e99409d2a9a9190197ab0bff35ca87818c41e",
              "contract_address": "41a614f803b6fd780986a42c78ec9c7f77e6ded13c"
            },
            "type_url": "type.googleapis.com/protocol.TriggerSmartContract"
          },
          "type": "TriggerSmartContract"
        }
      ],
      "ref_block_bytes": "68bd",
      "ref_block_hash": "bc830d2c09fa23d1",
      "expiration": 1761952567698,
      "fee_limit": 225000000,
      "timestamp": 1761952507695
    },
    "raw_data_hex": "0a0268bd2208bc830d2c09fa23d14092a3bae4a3335aae01081f12a9010a31747970652e676f6f676c65617069732e636f6d2f70726f746f636f6c2e54726967676572536d617274436f6e747261637412740a1541cf2e99409d2a9a9190197ab0bff35ca87818c41e121541a614f803b6fd780986a42c78ec9c7f77e6ded13c2244a9059cbb0000000000000000000000415d4a41a3b0cdda5c03df72b38a20aa1b88777c7500000000000000000000000000000000000000000000000000000000f9cd95c070afceb6e4a3339001c0f4a46b",
    "signature": [
      "c99cdc8af6f47dc65a75aa0c6da1c5be8510736e581043162c3e8525c6e0ed8f592adaa74ba250136ea6e1fb125b3d3d024ac6abd3e24c28097d66a8e2a0c0aa01"
    ],
    "visible": false
  }'
to avoid errors, make sure the transaction object is complete and the signature matches the raw_data. A quick way to test is to:
  • call wallet/getnowblock to get the latest block
  • copy a transaction from transactions[0] and POST its txID, raw_data, raw_data_hex, and signature to this method