{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948712,-0.316141,0.000000,0.000000,0.176360,-0.529241,0.829940,0.000000,-0.261828,0.785723,0.560434,0.000000,-1671732.172301,5016724.545595,3554332.011184,1],    "boundingVolume": {    "region": [1.892408,0.594798,1.892503,0.595021,0.000000,8.781006]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1177810.b3dm"}}}