{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948790,-0.315908,0.000000,0.000000,0.176437,-0.529906,0.829500,0.000000,-0.261495,0.785366,0.561089,0.000000,-1669611.145638,5014458.434718,3558496.210219,1],    "boundingVolume": {    "region": [1.892149,0.595671,1.892271,0.595730,0.000000,8.617399]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/6.b3dm"}}}