Parameters

blockHash: STRING - The hash of the block
txIndex:INTEGER - The transaction index for the point in which we want the list of accounts
address: STRING - The contract address
startKey: STRING - The offset (hash of storage key)
maxResult: STRING - The number of storage entries to return

curl https://ethereum-mainnet-archive.allthatnode.com/8U3JLUhzIDg3GShvy9hkCCSYkLGc11kj \
--request POST \
--header "Content-Type: application/json" \
--data '{
    "jsonrpc":"2.0",
    "id":1,
    "method":"debug_storageRangeAt",
    "params":[
      "0xe2aedbb775e5d09871b4e8d07ef00dc6797ce7d4e66c640c2cb1a399f7622e50",
      0,
      "0xc2EdaD668740f1aA35E4D8f227fB8E17dcA888Cd",
      "0x00",
      1
    ]
}'

Returns

storage : OBJECT- An object with hash values, and for each of them the key and value it represents.
- hash - The hash value
  - key - The key associated with the hash
  - value- The value associated with the hash
nextKey - The hash of next key if further storage in range. Otherwise, not included

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "storage": {
      "0x000503ea641500cbdc2282bd271c2e1a15eed4bd76c9c828f5ee7c4f3e598d9b": {
        "key": "0x261ce669ae48e7bc9ed2ce7dbd1a7a3b30090adecfbc7f123be1468eb40d1cd0",
        "value": "0x0000000000000000000000000000000000000000000000001f3ce71f0d46a2f5"
      }
    },
    "nextKey": "0x000513364607c9cdc1071da54cecfcb621539112bae65e9d3d38d7f6a89621c4"
  }
}

Try Yourself