{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949013,-0.315237,0.000000,0.000000,0.175820,-0.529301,0.830017,0.000000,-0.261104,0.786045,0.560320,0.000000,-1667107.936123,5018778.600296,3553608.981657,1],    "boundingVolume": {    "region": [1.891456,0.594677,1.891550,0.594867,0.000000,15.112235]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/27_1091945.b3dm"}}}