{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891078,-0.453850,0.000000,0.000000,0.292084,-0.573472,0.765387,0.000000,-0.346402,0.680117,0.646101,0.000000,-2212490.419065,4343955.287666,4099064.642139,1],    "boundingVolume": {    "region": [2.041829,0.702422,2.041925,0.702508,0.000000,16.273379]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1363410.b3dm"}}}