{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943882,-0.330282,0.000000,0.000000,0.184062,-0.526014,0.830320,0.000000,-0.273666,0.782083,0.559869,0.000000,-1747310.706409,4993476.065294,3550741.287261,1],    "boundingVolume": {    "region": [1.907344,0.594137,1.907453,0.594317,0.000000,11.359281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1242853.b3dm"}}}