{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x6eb9dc667eb96de493d6489f73c8e4eaa4b77c95\"}",
    "nonce": "0x134ffc9b2b6e3aff2e43c9e03057987f2249666c0e97e02728c9bce751f5fe8c",
    "signature": "0x0ba44c254baff41b22a2e75f4c8e05f02be4f9798c79982463aa3c1ebd752e682157c7d01c5b37abcb8c28c355b35331ca1d07daabbbea5cc6adfd5c874b51271b",
    "signer": "0xE0721850C6Dd133313178AAEF70B7D204c94dC3E",
    "userId": "161375643"
  }
}