{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944252,-0.329223,0.000000,0.000000,0.183978,-0.527670,0.829286,0.000000,-0.272446,0.781407,0.561406,0.000000,-1739532.629468,4989187.471086,3560509.522936,1],    "boundingVolume": {    "region": [1.906220,0.596046,1.906335,0.596121,0.000000,8.798710]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/2_851451.b3dm"}}}