{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950156,-0.311776,0.000000,0.000000,0.174106,-0.530599,0.829549,0.000000,-0.258090,0.786544,0.561015,0.000000,-1647867.644301,5021979.321505,3558028.722772,1],    "boundingVolume": {    "region": [1.887808,0.595553,1.887907,0.595670,0.000000,8.779894]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1428131.b3dm"}}}