{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948967,-0.315374,0.000000,0.000000,0.176284,-0.530442,0.829189,0.000000,-0.260954,0.785216,0.561550,0.000000,-1666161.937076,5013512.525990,3561424.725666,1],    "boundingVolume": {    "region": [1.891579,0.596204,1.891716,0.596311,0.000000,8.761756]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1150707.b3dm"}}}