{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896363,-0.443320,0.000000,0.000000,0.283675,-0.573572,0.768468,0.000000,-0.339738,0.686927,0.642424,0.000000,-2169894.400978,4387382.465436,4075673.494010,1],    "boundingVolume": {    "region": [2.030029,0.697598,2.030162,0.697717,0.000000,52.050928]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/1_531048.b3dm"}}}