{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xc037ce34cb12a8bce5e545700164b443c1a9000b\"}",
    "nonce": "0xefc06088bdf77737f8223b2983dd31cd19f413232ef0ecb57ce3ef440ac705a3",
    "signature": "0x696b6d3f244a02ce789cbf153c598f3137092f6d31fb2671df0894d971b9735514e3a72ee11b6da8444335cf7f691d2f77515945b40d11bb4257ab4b75906aa61b",
    "signer": "0x3cDab860Bfcc02BCDaa4624eA5C324B5e5D9f7A5",
    "userId": "370554049"
  }
}