{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x95622a505e26d3b02c5ee913647912f1d0c2c7d9937120757691f9b7899f9d22",
    "signature": "0x0a1dc63c0c64a01218dbc3f4e0e00774a968c719bd680fd6fcddff514d59ac067be18b244ce89f18026216b791aa9b2cb5380c7e9446a70d6c4fc0acab1c6b481b",
    "signer": "0x48aEc25a5BDEF0a6b6F1051A0315b3cF3c9CA61A",
    "userId": "883729262"
  }
}