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Build Approval Transaction
Returns the transaction data for the approval of token spend
This API returns the transaction data so you get to decide whether to approve X Swap to spend your tokens.
get
endpoint
/approve
Get the approve transaction
NOTE : The spender should be the contractAddress in the response of Get Quote.
IMPORTANT : Note that the amount parameter should be padded with zeroes. For example, pass 100000000 instead of 100 if the decimal digits of the token are 6.
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