{
"manageEntity": {
"action": "Approve",
"entityType": "Grant",
"metadata": "{\"grantor_user_id\":17687}",
"nonce": "0xd10953c6bfdaa734a01e14546f1ba8b329c58c3b34f2f38c0dcbb77d6824f569",
"signature": "0xf416b34484b54e59ded3ef9702773e4703703529cd65ae478da640156ffb01184ef05ae7f1002760009ff15099d542e491c8481a19d8bd65e3812207aa4a0c451b",
"signer": "0x15c09392b3d192e71eE5b8c7648fCf318fe1bD7e",
"userId": "86672"
}
}