Light Node API

You can follow the steps in Light Node Deployment Document to start Meeda's light node. Light nodes provide some http API interfaces that ordinary users need to access the Meeda network. The default listening port of this service is 8082, that is, the baseURL is https://localhost:8082; all the following request URLs should be changed according to the actual situation.

1. Upload Data

Request Url: https://localhost:8082/putObject

Request Method: POST

Request Header Information:

Param	Value
Content-Type	application/json

Request Params(Json):

Param	Value	Type	Required	Description
data	data to be uploaded	String	yes	data to be uploaded represented using hexadecimal encoding

Return Params:

Param	Value	Type	Required	Description
id	file id	string	yes	file unique identifier

Return Example:

{"id":"0x1010674e8b5d7167e335fb4f1237fa11857b8f890c0b2051b303e4c9120fc6732962c67309653bf3c80cba3207ddf4d808735fbf50c706b68761ec94b5ef9c00564503621f21eb8513fd2c7a6a2fa5fb548872b3bee34961b888124b0caa92a7"}

2. Download Data

Request Url: https://localhost:8082/getObject?id={id}

Request Method: GET

Request Header Information:

none

Request Params:

none

Request Params(Data):

Param	Description
contentType	data type
data	data binary value

3. Get File Information

Request Url: https://localhost:8082/getObjectInfo?id={id}

Request Method: GET

Request Header Information:

none

Request Params:

none

Request Params(JSON):

Param	Description
id	data unique indentifier
size	data size
expiration	data expiration time

4. Get Proof Information

Request Url: https://localhost:8082/getProofInfo?id={id}

Request Method: GET

Request Header Information:

none

Request Params:

none

Request Params(JSON):

Param	Description
id	data unique indentifier
selectedNumber	the number of times data has been selected to participate in KZG certification
provedSuccessNumber	the number of times the storage node uploaded the correct certification when the data was selected to participate in the KZG certification