{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892605,-0.450840,0.000000,0.000000,0.290672,-0.575493,0.764407,0.000000,-0.343661,0.680403,0.647263,0.000000,-2194994.729270,4345803.054463,4106455.595614,1],    "boundingVolume": {    "region": [2.038451,0.703953,2.038555,0.704022,0.000000,52.924933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_1964971.b3dm"}}}