{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871447,-0.490491,0.000000,0.000000,0.211703,-0.376130,0.902058,0.000000,-0.441894,0.785107,0.433978,0.000000,-2820241.532825,5010676.918327,2751177.025370,1],    "boundingVolume": {    "region": [2.083393,0.448863,2.083505,0.448944,0.000000,28.988250]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/0_210951.b3dm"}}}