{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949689,-0.313194,0.000000,0.000000,0.115414,-0.349965,0.929626,0.000000,-0.290886,0.882046,0.370648,0.000000,-1856165.612824,5628398.522138,2349300.780806,1],    "boundingVolume": {    "region": [1.889282,0.379616,1.889420,0.379798,0.000000,22.719759]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_74166.b3dm"}}}