{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944184,-0.329420,0.000000,0.000000,0.184118,-0.527720,0.829223,0.000000,-0.272587,0.781291,0.561499,0.000000,-1740436.441143,4988445.394403,3561103.548625,1],    "boundingVolume": {    "region": [1.906428,0.596159,1.906542,0.596234,0.000000,8.534453]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1266578.b3dm"}}}