FEIP10V1_NoticeFee(en-US)

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FEIP10V1_NoticeFee(en-US)

Contents

Introduction

General rules of FEIP type protocols

Rules specific to this protocol

Declare

Introduction

Protocol type: FEIP
Serial number: 10
Protocol name: NoticeFee
Version: 1
Description : A identity declares the minimum payment amount with which it is willing to receive the on-chain message notifications.
Author: C_armX
Language: en-US
Created date: 2021-04-26
Last modified date：2023-01-11

General consensus of FEIP type protocols

1. Write important data in OP_RETURN for public witness under FEIP type protocols.

2. The SIGHASH flag of all transaction inputs is ‘ALL’ (value 0x01).

3. The max size of OP_RETURN : 4096 bytes.

4. The format of the data in op_return: JSON.

5. Encoding : utf-8.

Consensus of this protocol

1. Notice fee is the minimum payment amount that an address is willing to receive on-chain message notifications. It is used to avoid spam message.

2. When there are multiple inputs, the notice fee is for the address of the first input.

3. When a new notice fee is declared, the old one is automatically cancelled.

declare

The OP_RETURN of which contains the data as follows:

field number	field name	type	content	required
1	type	String		Fixed: "FEIP"
2	sn	int	Serial number<br>Fixed: 10	Y
3	ver	int	Fixed: 1	Y
4	name	String	Fixed: "NoticeFee"	N
5	pid	string	The PID of this protocol	N
6	data.noticeFee	float64	Amout of fch<br>Up to 8 decimal places	Y

Example

{
    "type": "FEIP",
    "sn": 10,
    "ver": 1,
    "name": "NoticeFee",
    "pid": "",
    "data":{"noticeFee":0.0001}
}

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