[{"_id":"BrBr1vuhNRmmaZliYopQocD2","from_address":"0x7ed77e237fa0a87fc12afb92d2999e6f90e1d43b","log_index":442,"to_address":"0x31d5e41636c2331d8be9ea9c4393a0ff4e597b6c","transaction_hash":"0x1a80b66839b021ef9c1a902f19d28b77d8e688b2e3ebb9bfc185443ae1830403","_created_at":ISODate("2022-03-21T14:09:49.894Z"),"_updated_at":ISODate("2022-03-21T14:09:49.894Z"),"block_hash":"0x80dfe8642f998ce7fb3e692ab574d9786efdd81ba6aeace060ae9cc919a8acbf","block_number":14209975,"block_timestamp":ISODate("2022-02-15T09:47:30.000Z"),"confirmed":true,"decimal":NumberDecimal("0.1206"),"historical":true,"token_address":"0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2","transaction_index":278,"value":"120600000000000000"}]

db.collection.aggregate([{$project:{token_address:1,decimal:1}},{$group:{_id:"$token_address",totalTransfers:{$sum:1},decimal:{$sum:"$decimal"}}}])