{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892990,-0.450076,0.000000,0.000000,0.290364,-0.576109,0.764060,0.000000,-0.342921,0.680386,0.647673,0.000000,-2190273.101638,4345698.772490,4109068.610857,1],    "boundingVolume": {    "region": [2.037594,0.704492,2.037698,0.704561,0.000000,35.153673]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/13_1963781.b3dm"}}}