Path to 'XYZ_previouslyCompleted': data > envelopeSummary > recipients > signers > 0 > tabs > listTabs > 0 > tabLabel
Array
(
    [0] => data
    [1] => envelopeSummary
    [2] => recipients
    [3] => signers
    [4] => 0
    [5] => tabs
    [6] => listTabs
    [7] => 0
    [8] => tabLabel
)
0
XYZ_previouslyCompleted
Yes