{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0x5b22474b5a328e9d16ecdcf24ac337e616d32ff6c92c0aab4e5219bc83de20db",
    "signature": "0x8cdd496e6239bc1bada891c5fc4b3e8f1792f050875c65577520baf9f16d997e36f0777b787deac7f10a8baca5863d528b65c8f80a18185de1c9b91547fda4e61c",
    "signer": "0xca893737e1b1765598267A674C70600eBF23C35e",
    "userId": "451786021"
  }
}