{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895762,-0.444534,0.000000,0.000000,0.284118,-0.572514,0.769093,0.000000,-0.340948,0.687029,0.641674,0.000000,-2177616.338415,4388018.429872,4070899.713779,1],    "boundingVolume": {    "region": [2.031390,0.696620,2.031512,0.696738,0.000000,19.799154]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_653844.b3dm"}}}