{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x7957a9e3eb8e4e32b7cc02ab09e986684bdef8b35d95b1146f0fba2b002d132d",
    "signature": "0xd7876de0477c04d2dc6b4c75286efcb0d7bd0336156cdee2437c86ca79d1e6092d537dd2d4c5f6fe27fb830b707b098dc6d1bb72c01eeeb79b9931724e4be7921b",
    "signer": "0x2f7D7E4EFa7e33527FA4f2DEDde2F27Bc125bE6F",
    "userId": "845731200"
  }
}