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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 yBridge 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.