{
  "manageEntity": {
    "action": "Delete",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x7b09f769c409ca2c3c2b8d5e7caa031e330b768b\"}",
    "nonce": "0x9e8e6a3875902517e30af2a0d9e7c4552df62f6253e95b022f9d2068318b905f",
    "signature": "0x9ed1a973f72a1a5acde1b0d79a504d9425734a0b4147c24ed40c089e551ab95035a64797606c290e8d1ef7b6e1f58c13e924b9f321b515c4b9585b0a54d6a17e1b",
    "signer": "0x7f476CB8aBc4e19853B7c68519209468edCE554d",
    "userId": "907500958"
  }
}