{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86339",
    "entityType": "User",
    "nonce": "0x28733278113d4d17863e1b5b16a96b7fbaada8ec1eb81d018128ca776ccf93a7",
    "signature": "0x2db2f3a22fcf9e2d7147a4db4a6e359ae8ad8a713adb2f7b0f1b76d52157170225c683d386782e34d4373ef1d5dba3e38f021b948af586c0c559e185a98594d31b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}