{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xc037ce34cb12a8bce5e545700164b443c1a9000b\"}",
    "nonce": "0x147feb0c7bffc15ae984af04dd81c54cd1a76fe886b380ba244b53d9cba53299",
    "signature": "0xa7f410ab7598fee0cdcaf930b3cb0f72fef91aa7c29ff08bbcb0b0c00fbaae1e3b16dbdfa96aba644e19404b32209e8608d2eb5adbcd946bbefdcfecfa93cc641b",
    "signer": "0x2be0f08F6d992D6Ba1d55c9634D8B8fc25f9562a",
    "userId": "384670"
  }
}