{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "82539367",
    "entityType": "User",
    "nonce": "0x6ab0ec3f97d103d5ffb6c7083ec92a2a7eab28c1a2f584a4f0c58430f1c164c9",
    "signature": "0xe81cc43f0253c7fe467fee50cf2ce953981cf58790c1845305c7e0f41c260bbd4e78a56c306588421826f678f9e04ed4fca206103c6e3902ea78d241857d2e041c",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}