{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942975,-0.332865,0.000000,0.000000,0.186472,-0.528259,0.828354,0.000000,-0.275146,0.779465,0.562787,0.000000,-1756785.506298,4976811.603486,3569288.801216,1],    "boundingVolume": {    "region": [1.910074,0.597714,1.910199,0.597793,0.000000,7.741609]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1254935.b3dm"}}}