{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0x986af3490661eed3f2a6c1493815e3e44939b82430c045107b33247511405987",
    "signature": "0x9bc16b4a12cd7f92dc02c20bca372b4930249d002fbd600ec7ecfde74051197814cacaa4b17363a2585e372e95476f1c6f1103d374b79d63b2a5f8d872c8eded1c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}