{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x922cb2ae695da9f7dd0e556954c23eeeb8bffe0e\"}",
    "nonce": "0x92ad6f0ea53bd640b79ac5fe7c01ccbd59612f43413b870f4257cbd3d26fc1a3",
    "signature": "0x0dab8eab8425f59859f09172f615ad88ab8baacaff1a6c60fc3ad721259686694912e6f8960c01a1d3f1eaebaa73fb1c6fc083444029240882aadf5e473ba5f41c",
    "signer": "0x606b56d2c855D80E11C28880Ce642ee013323eAe",
    "userId": "160980228"
  }
}