{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897001,-0.442029,0.000000,0.000000,0.286405,-0.581197,0.761697,0.000000,-0.335740,0.681311,0.650456,0.000000,-2144436.546353,4351665.081400,4126773.453052,1],    "boundingVolume": {    "region": [2.028649,0.708182,2.028663,0.708188,0.000000,7.032489]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/15.b3dm"}}}