{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943910,-0.330203,0.000000,0.000000,0.184406,-0.527137,0.829531,0.000000,-0.273338,0.781356,0.561043,0.000000,-1745226.361260,4988856.593894,3558201.654011,1],    "boundingVolume": {    "region": [1.907267,0.595587,1.907363,0.595702,0.000000,8.810181]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1273994.b3dm"}}}