{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951951,-0.306251,0.000000,0.000000,0.169810,-0.527836,0.832198,0.000000,-0.254334,0.790570,0.557058,0.000000,-1623861.840578,5047608.122875,3532879.743198,1],    "boundingVolume": {    "region": [1.881995,0.590795,1.882103,0.590883,0.000000,7.650654]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/29/32_1321713.b3dm"}}}