{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x6c1ef2e9c33e2ba1c0d352e41e06e8a3c7721c6f\"}",
    "nonce": "0xf35b456849f6577167f5d2cd7a742feacdc710c64973c7c56e6dce239cb4bf88",
    "signature": "0x46a889feeec7efe072ce6fea9f700fcb114771ef2fc8a897b43079747517ae59659711ade39c116bcd3a09fbc2c2f7a488b6dd41fbde9b25c5da87a153a1f13f1b",
    "signer": "0x261Cd4b35E531FB5102e58653001Ad4347483639",
    "userId": "576516061"
  }
}