Body of a fitness tracker

[0001]FIG. 1 is a top, right side isometric view our new design for a body of a fitness tracker.

[0002]FIG. 2 is a top plan view thereof.

[0003]FIG. 3 is a bottom plan view thereof.

[0004]FIG. 4 is a left side elevation view thereof.

[0005]FIG. 5 is a right side elevation view thereof.

[0006]FIG. 6 is a front side elevation view thereof.

[0007]FIG. 7 is a back side elevation view thereof.

[0008]FIG. 8 is a top, right side isometric view our new design for a body of a fitness tracker, it being understood that all other surfaces are the same as the body of the embodiment of FIG. 1.

[0009]FIG. 9 is a top plan view thereof.

[0010]FIG. 10 is a bottom plan view thereof.

[0011]FIG. 11 is a left side elevation view thereof.

[0012]FIG. 12 is a right side elevation view thereof.

[0013]FIG. 13 is a front side elevation view thereof; and,

[0014]FIG. 14 is a back side elevation view thereof.

[0015]The features shown in broken lines in the drawing depict unclaimed subject matter and form no part of the claimed design.