{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894677,-0.446714,0.000000,0.000000,0.284869,-0.570536,0.770285,0.000000,-0.343154,0.687269,0.640240,0.000000,-2191694.810930,4389520.523942,4061776.288737,1],    "boundingVolume": {    "region": [2.033818,0.694748,2.033952,0.694873,0.000000,58.407557]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1139225.b3dm"}}}