{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950046,-0.312110,0.000000,0.000000,0.174057,-0.529819,0.830058,0.000000,-0.258526,0.786940,0.560258,0.000000,-1650652.046771,5024493.474656,3553217.723065,1],    "boundingVolume": {    "region": [1.888128,0.594632,1.888292,0.594763,0.000000,12.431430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459490.b3dm"}}}