SecNportMonthlyFlow(SecNportMonthlyFlow)
One month of SEC Form NPORT-P Part B item B.6 flow information as the
ingest stores it (fundInfo/mon1Flow|mon2Flow|mon3Flow): total net
asset value of shares sold, reinvested and redeemed, in USD (API-1.14.5).
{
"month": "string",
"sales": 0,
"reinvestment": 0,
"redemption": 0,
"net": 0
}