{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948979,-0.315339,0.000000,0.000000,0.176269,-0.530464,0.829179,0.000000,-0.260921,0.785216,0.561566,0.000000,-1665950.711150,5013509.811185,3561526.671619,1],    "boundingVolume": {    "region": [1.891541,0.596224,1.891678,0.596330,0.000000,8.752947]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1150802.b3dm"}}}