Export NFT/SFT/MetaESDT hash field

[bogdan-rosianu]

Reasoning

• the hash field of NFTs/SFTs/MetaESDTs was not reflected on the API

Proposed Changes

• return hash field as well

How to test

[github-actions]

k6 load testing comparison.
Base Commit Hash: 887bd0b
Target Commit Hash: a471a95

Metric	Base				Target				Diff
	Avg	Max	90	95	Avg	Max	90	95	Avg	Max	90	95
Accounts	50.15	878.98	53.58	55.48	51.06	1045.53	54.78	56.34	+1.82% 🔴	+18.95% 🔴	+2.23% 🔴	+1.55% 🔴
Mex	49.42	683.34	53.50	55.32	50.43	617.61	54.80	56.91	+2.06% 🔴	-9.62% ✅	+2.42% 🔴	+2.88% 🔴
Transactions	66.83	2355.89	54.28	57.33	68.55	2502.58	55.91	58.88	+2.58% 🔴	+6.23% 🔴	+3.01% 🔴	+2.71% 🔴
Blocks	55.52	1221.67	54.14	56.80	56.37	1130.19	55.40	58.39	+1.53% 🔴	-7.49% ✅	+2.32% 🔴	+2.81% 🔴
Nodes	49.36	396.00	53.46	55.27	51.11	1126.30	54.61	56.42	+3.53% 🔴	+184.42% 🔴	+2.14% 🔴	+2.09% 🔴
Pool	49.52	550.02	53.51	55.26	50.49	654.79	54.84	56.65	+1.96% 🔴	+19.05% 🔴	+2.48% 🔴	+2.51% 🔴
Tokens	49.68	646.18	53.51	55.22	50.62	714.94	54.81	56.52	+1.88% 🔴	+10.64% 🔴	+2.42% 🔴	+2.35% 🔴
Test Run Duration	60003.20				60002.06

Legend: Avg - Average Response Time, Max - Maximum Response Time, 90 - 90th Percentile, 95 - 95th Percentile
All times are in milliseconds.

[GuticaStefan]

nft.hash = nft.hash = ... (typo)
Is it intended to use '||' instead of '??' considering that getNftProof returns string | undefined ?

[bogdan-rosianu]

good catch. fixed