{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897662,-0.440685,0.000000,0.000000,0.285455,-0.581463,0.761850,0.000000,-0.334787,0.681952,0.650276,0.000000,-2138348.434085,4355751.780199,4125628.713973,1],    "boundingVolume": {    "region": [2.027082,0.707834,2.027234,0.708062,0.000000,14.978487]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_1796140.b3dm"}}}