Amount requested by the operation

The final applied amount might vary (refer to applied_amount) based on execution rules and the available balance at the time of execution.

Note:

• For RESTRICT_FUNDS, this is the amount to be held.
• For RELEASE_FUNDS, this is the amount to be released.
• For EXECUTE_FUNDS, this is the amount to be debited from the held funds.
• Precision follows the currency's minor units. For example:
  • Two decimals (USD, EUR): values use increments of 0.01
  • Three decimals (BHD, JOD, KWD, OMR, TND): values use increments of 0.001
  • Four‑decimal (CLF): values use increments of 0.0001