{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949046,-0.315137,0.000000,0.000000,0.175687,-0.529087,0.830181,0.000000,-0.261073,0.786230,0.560075,0.000000,-1666907.560632,5019955.699397,3552050.520035,1],    "boundingVolume": {    "region": [1.891350,0.594381,1.891444,0.594571,0.000000,8.615997]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/25_1461965.b3dm"}}}