Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: cannot redeclare constant: `collection` is already declared
 --> 6ae881d1034c2cab9dc862a2c73e840ee0ff7052e2d100c26a20e1d8dfeaac77:8:28
  |
8 |                         let collection <- NFL.createEmptyCollection()
  |                             ---------- previously declared here
  ... 
   |
13 |                         let collection <- NFL.createEmptyCollection()
   |                             ^^^^^^^^^^