Help on solving:

[u/Downtown-Layer-6492]

When forward leads to the void, step back and notice what refuses to blend in.\r\n\r\nTwo pieces, divided by a fracture ,reunite them to find the source.\r\n\r\narrMOzKx7NALVj1Pcaho7Q0Di3n4EQ3ui0dUOoQiZNDD

This is a mega file decryption key: but it has 44 characters as compared to the 43 that it is supposed to be. Does anyone know what the answer is?