{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858147,-0.513404,0.000000,0.000000,0.262998,-0.439597,0.858829,0.000000,-0.440146,0.735697,0.514802,0.000000,-2809803.322770,4696546.070900,3264394.883957,1],    "boundingVolume": {    "region": [2.109861,0.540714,2.110025,0.540839,0.000000,87.261500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_438116.b3dm"}}}