{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xe8cac7e11d1d0c383dc90f293a5af7a479fa240d9877618c332dafd23fa9fc4f",
    "signature": "0xb223532c2b4f07b499ac32731c8762f2bf920e945c7ac6aa8fd35b928b037e0b6cf66febdb8293a42113437747157b56c996acb31ccb11cbc7d7ff2dbdbe21f41c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}