{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944564,-0.328326,0.000000,0.000000,0.183555,-0.528071,0.829125,0.000000,-0.271650,0.781512,0.561645,0.000000,-1734452.473573,4989861.145705,3562033.222176,1],    "boundingVolume": {    "region": [1.905270,0.596336,1.905385,0.596411,0.000000,7.979843]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/6_189126.b3dm"}}}