{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949631,-0.313370,0.000000,0.000000,0.174708,-0.529433,0.830168,0.000000,-0.259604,0.786701,0.560095,0.000000,-1657532.765825,5022966.107673,3552180.922243,1],    "boundingVolume": {    "region": [1.889455,0.594368,1.889617,0.594634,0.000000,8.806296]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_1381821.b3dm"}}}