{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949988,-0.312286,0.000000,0.000000,0.174485,-0.530790,0.829347,0.000000,-0.258448,0.786212,0.561316,0.000000,-1650159.206325,5019864.949892,3559936.994776,1],    "boundingVolume": {    "region": [1.888309,0.595872,1.888480,0.596077,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1434337.b3dm"}}}