{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949906,-0.312536,0.000000,0.000000,0.174350,-0.529911,0.829938,0.000000,-0.258841,0.786709,0.560438,0.000000,-1652663.680264,5023020.317304,3554357.620302,1],    "boundingVolume": {    "region": [1.888576,0.594849,1.888740,0.594980,0.000000,8.465449]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1358158.b3dm"}}}