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starknet_getStateUpdate

Returns information about the result of executing the specified block.

Parameters​

block_id: [Required] The block parameter object containing one of the following:

  • block_hash: (string) Block hash.
  • block_number: (integer) Decimal block number.
  • One of the string tags latest or pending.

Returns​

A state update object or pending state update object containing:

  • block_hash: The block hash. This is not included in a pending state update object.
  • old_root: The previous global state root.
  • new_root: The new global state root. This is not included in a pending state update object.
  • state_diff: The change in state applied in this block, as a map of addresses to the new values and/or contracts.

Example​

Replace YOUR-API-KEY with an API key from your Infura dashboard.

Request​

curl https://starknet-mainnet.infura.io/v3/YOUR-API-KEY \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "method": "starknet_getStateUpdate",
    "params": {
      "block_id": {
        "block_hash": "0x041b10c45dc3f39372f7b9409261cac9d880c5d75a5bb077d028db20b1bd76c4"
      }
    },
    "id": 0
  }'

Response​

{
  "jsonrpc": "2.0",
  "result": {
    "block_hash": "0x18ec1a3931bb5a286f801a950e1153bd427d6d3811591cc01e6f074615a1f76",
    "new_root": "0xc95a878188acf408e285027bd5e7674a88529b8c65ef6c1999b3569aea8bc8",
    "old_root": "0x7dd643fa7f254c8932c01558f538292304266c00728eeaf4b32b361b5d0d2dd",
    "state_diff": {
      "storage_diffs": [{
        "address": "0x653d92ffdf2b532003d5e989f763fdedc16dc389e0b3889398a6eb1dac0d849",
        "key": "0xf920571b9f85bdd92a867cfdc73319d0f8836f0e69e06e4c5566b6203f75cc",
        "value": "0x69577e6756a99b584b5d1ce8e60650ae33b6e2b13541783458268f07da6b38a"
      }, {
        "address": "0x653d92ffdf2b532003d5e989f763fdedc16dc389e0b3889398a6eb1dac0d849",
        "key": "0x1379ac0624b939ceb9dede92211d7db5ee174fe28be72245b0a1a2abd81c98f",
        "value": "0x36dbe3ef0a6ef13fc20e65315840832c0595986d54eba528e22483c7746c005"
      }, {
        "address": "0x653d92ffdf2b532003d5e989f763fdedc16dc389e0b3889398a6eb1dac0d849",
        "key": "0x1813aac5f5e7799684c6dc33e51f44d3627fd748c800724a184ed5be09b713e",
        "value": "0x4"
      }, {
        "address": "0x653d92ffdf2b532003d5e989f763fdedc16dc389e0b3889398a6eb1dac0d849",
        "key": "0x321bace1036eaff095582583849a03598bd5764a6265edac86916b830a29d55",
        "value": "0x1"
      }, {
        "address": "0x653d92ffdf2b532003d5e989f763fdedc16dc389e0b3889398a6eb1dac0d849",
        "key": "0x37501df619c4fc4e96f6c0243f55e3abe7d1aca7db9af8f3740ba3696b3fdac",
        "value": "0x3"
      }]
    }
  }
}
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