{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857941,-0.513748,0.000000,0.000000,0.263072,-0.439321,0.858947,0.000000,-0.440502,0.735623,0.514603,0.000000,-2812076.840053,4696068.565615,3263132.402953,1],    "boundingVolume": {    "region": [2.110262,0.540482,2.110426,0.540608,0.000000,30.492566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_402381.b3dm"}}}