{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950153,-0.311784,0.000000,0.000000,0.173902,-0.529961,0.829999,0.000000,-0.258238,0.786972,0.560346,0.000000,-1648811.961860,5024702.024900,3553773.361590,1],    "boundingVolume": {    "region": [1.887785,0.594738,1.887949,0.594869,0.000000,8.791878]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_1459859.b3dm"}}}