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MESSAGES.md

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List of supported messages and their descriptors

This list contains a number of messages that ledger could assemble and display critical information (hints) about what's this transaction is about.

ID Message Description
0x00 Message with comment Typical transaction with a comment
0x01 Jetton transfer TEP-74 transfer message

0x00: Message with comment

This is just a usual transaction with a comment, but it have it's limitations:

  • Only ASCII-printable symbols are supported
  • 120 symbols max

TL-B

message#00000000 text:string = MsgBody;

Hints

Value Length or type Description
message 0-120 ASCII-only message

0x01: Jetton transfer

TL-B

transfer#0f8a7ea5 query_id:uint64 amount:(VarUInteger 16) destination:MsgAddress
                 response_destination:MsgAddress custom_payload:(Maybe ^Cell)
                 forward_ton_amount:(VarUInteger 16) forward_payload:(Either Cell ^Cell)
                 = InternalMsgBody;

Hints

Value Length or type Description
has_query_id 1 Whether query_id is present
query_id 0 or 8 query_id for the message, 0 will be used if !has_query_id
amount varuint Jetton amount
destination address Whom to transfer jettons to
response_destination address Whom to transfer the excess of TON to
has_custom_payload 1 Whether custom_payload is present
custom_payload 0 or cell_ref custom_payload for the message
forward_amount varuint Amount of TON to forward to the receiver
has_forward_payload 1 Whether forward_payload is present
forward_payload 0 or cell_ref forward_payload for the message