{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x76ec501abb79b94baa51edd31832f2e30e29d6f7aad662c9576a6c0fa674284c",
    "signature": "0x13c5b3dc7d6eb291a5d9020ae7e7b0a0c664d9952121d2bba1ffdff1ddf9c5b875e4e920342bf3daf32353ee480bb3b5e4be0da5c8e34a1c9b76d9ca6498d9e91c",
    "signer": "0x3717B58DF0fcf719037b55681bee91522D43a0f6",
    "userId": "869808891"
  }
}