/api/v2/{coin}/wallet/{walletId}/unspentscoinstringRequiredbtc>= 1 characterswalletIdstringRequired59cd72485007a239fb00282ed480da1f^[0-9a-f]{32}$>= 1 characterslimitstring<number>Default: 25>= 0<= 2000prevIdstring>= 1 characterschainsarray[string]<number>minConfirmsstring<number>enforceMinConfirmsForChangebooleanunspents array[object] required chain number index number redeemScript string witnessScript string id string address string value number blockHeight number coinbase boolean nextBatchPrevId string coin string btcbumpFee string <number>name string context object required error string required requestId string required