{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950859,-0.309624,0.000000,0.000000,0.172995,-0.531271,0.829351,0.000000,-0.256247,0.786937,0.561309,0.000000,-1636102.457982,5024493.296982,3559895.891179,1],    "boundingVolume": {    "region": [1.885521,0.595857,1.885667,0.596077,0.000000,8.797125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1339802.b3dm"}}}