{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949007,-0.315254,0.000000,0.000000,0.175955,-0.529677,0.829748,0.000000,-0.261032,0.785784,0.560720,0.000000,-1666650.999923,5017118.407898,3556149.588161,1],    "boundingVolume": {    "region": [1.891473,0.595159,1.891567,0.595350,0.000000,8.544787]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/30_1073262.b3dm"}}}