{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949997,-0.312260,0.000000,0.000000,0.174122,-0.529735,0.830098,0.000000,-0.258663,0.786937,0.560199,0.000000,-1651523.097690,5024473.623774,3552843.540847,1],    "boundingVolume": {    "region": [1.888285,0.594561,1.888449,0.594692,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460668.b3dm"}}}