{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x360eab1f0533b6c1878f8c963327177f2180cf54f8218666469c8e5635eba7d9",
    "signature": "0xd5d0998f8a959edb12c1aa57c12c5be93ad13a85c3baf0489055f80abd609ca166a315a9469f731ef7c3ecadafb4a649290fac86bf6e64dae227ba717bff5ebd1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}