{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948800,-0.315879,0.000000,0.000000,0.176375,-0.529774,0.829597,0.000000,-0.261502,0.785467,0.560944,0.000000,-1669652.375333,5015102.992044,3557574.619366,1],    "boundingVolume": {    "region": [1.892131,0.595414,1.892227,0.595637,0.000000,8.711555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1071172.b3dm"}}}