{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x6c1ef2e9c33e2ba1c0d352e41e06e8a3c7721c6f\"}",
    "nonce": "0x85be02d53f2f9a54b5e9a0de17930ae38ad771c577d594448b02df139eb8fb3c",
    "signature": "0xdefbf863ce0f36a6ea2caf5fadb0d43cdd25e509bde95046f7b154c9dfaa40e97d8efa7b96b4480dd5ce7f4e529d555981d9304a24ca29dde7506aabea7814011c",
    "signer": "0x975bE4F8cdd5f69a0fb5459F4e7a10D8F43FC1f0",
    "userId": "836594348"
  }
}