{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950444,-0.310895,0.000000,0.000000,0.174029,-0.532027,0.828650,0.000000,-0.257079,0.785922,0.562349,0.000000,-1641426.037513,5018034.615602,3566504.543357,1],    "boundingVolume": {    "region": [1.886882,0.597174,1.886980,0.597273,0.000000,8.550220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1384866.b3dm"}}}