{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949389,-0.314103,0.000000,0.000000,0.175374,-0.530073,0.829618,0.000000,-0.260038,0.785975,0.560913,0.000000,-1660309.566194,5018344.134831,3557377.962261,1],    "boundingVolume": {    "region": [1.890227,0.595355,1.890390,0.595621,0.000000,8.761930]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367498.b3dm"}}}