{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949638,-0.313348,0.000000,0.000000,0.175150,-0.530811,0.829194,0.000000,-0.259279,0.785775,0.561544,0.000000,-1655467.101165,5017081.974981,3561385.759674,1],    "boundingVolume": {    "region": [1.889464,0.596209,1.889563,0.596291,0.000000,14.528207]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_1443971.b3dm"}}}