{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944130,-0.329572,0.000000,0.000000,0.184148,-0.527530,0.829338,0.000000,-0.272752,0.781356,0.561329,0.000000,-1741486.090576,4988857.492424,3560020.231775,1],    "boundingVolume": {    "region": [1.906599,0.595933,1.906695,0.596048,0.000000,8.804551]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9_1297034.b3dm"}}}