{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf7c55d288b4488e0bbe6d7eaf08267cea8a1b073296f3ed32a1215cdddc97b4c",
    "signature": "0xbe1b0c32ea0b72681df91612931b6803c6cefc0cf839037dcf5fc67f324083ba4a1f105a87bdd17ee88ef9dd1a8325a1f59c0777fdddd4fb51a1cff5f14d8d3e1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}