{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948927,-0.315496,0.000000,0.000000,0.176013,-0.529401,0.829912,0.000000,-0.261285,0.785874,0.560475,0.000000,-1668263.884738,5017689.379364,3554597.844326,1],    "boundingVolume": {    "region": [1.891728,0.594865,1.891823,0.595055,0.000000,8.755304]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/22/28_1075904.b3dm"}}}