getClusterNodes RPC Method
Returns information about all the nodes participating in the cluster.Result Details
The result field will be an array of JSON objects, each containing:- 
pubkey: <string>- Node public key
 - Encoded as a base-58 string
 
 - 
gossip: <string|null>- Gossip network address for the node
 nullif not available
 - 
tpu: <string|null>- TPU (Transaction Processing Unit) network address
 nullif not available
 - 
rpc: <string|null>- JSON RPC network address
 nullif JSON RPC service is not enabled
 - 
version: <string|null>- Software version of the node
 nullif version information is unavailable
 - 
featureSet: <u32|null>- Unique identifier of the node’s feature set
 nullif not available
 - 
shredVersion: <u16|null>- Shred version configured for the node
 nullif not available