{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0xcfb3be3f64a642bb54ef8c9ff8d10da92af92fe366efd0b4af8480d8f802bcca",
    "signature": "0xa618a499a6729b338052791af1bfa1f2b869d9f61849621463dc79f58f024b6564e275fc432bad75b1f983fd3a478072b72042ae06019c0f228c1d121209df821b",
    "signer": "0x88ad765B72fb060B3adbae1FA44A6C64722E1781",
    "userId": "236177"
  }
}