{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944280,-0.329144,0.000000,0.000000,0.183999,-0.527874,0.829152,0.000000,-0.272335,0.781302,0.561605,0.000000,-1738829.580392,4988521.903842,3561776.738042,1],    "boundingVolume": {    "region": [1.906136,0.596287,1.906250,0.596362,0.000000,8.794953]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_671229.b3dm"}}}