Changes to Estimate network fees

added the new optional query request parameter high_volume_throttle

added the required property high_volume_multiplier to the response with the 200 status

the node/allOf[#/components/schemas/FeeEstimate]/extras/items/charged response's property format changed from int32 to int64 for status 200

the node/allOf[#/components/schemas/FeeEstimate]/extras/items/count response's property format changed from int32 to int64 for status 200

the node/allOf[#/components/schemas/FeeEstimate]/extras/items/included response's property format changed from int32 to int64 for status 200

the service/allOf[#/components/schemas/FeeEstimate]/extras/items/charged response's property format changed from int32 to int64 for status 200

the service/allOf[#/components/schemas/FeeEstimate]/extras/items/count response's property format changed from int32 to int64 for status 200

the service/allOf[#/components/schemas/FeeEstimate]/extras/items/included response's property format changed from int32 to int64 for status 200

removed the required property notes from the response with the 200 status

endpoint added

api removed without deprecation