{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951150,-0.308730,0.000000,0.000000,0.170954,-0.526683,0.832694,0.000000,-0.256546,0.790380,0.556312,0.000000,-1637983.138772,5046382.279350,3528140.723699,1],    "boundingVolume": {    "region": [1.884568,0.589880,1.884738,0.590003,0.000000,5.046173]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/13_1323019.b3dm"}}}