{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894827,-0.446413,0.000000,0.000000,0.284629,-0.570535,0.770374,0.000000,-0.342963,0.687464,0.640132,0.000000,-2190472.553125,4390768.374795,4061091.449094,1],    "boundingVolume": {    "region": [2.033482,0.694608,2.033615,0.694732,0.000000,38.039740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1138392.b3dm"}}}