{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "309080",
    "entityType": "User",
    "nonce": "0x701aaf4d661c48725a6370c0254186256ccee15bf63b1ba57f454912d0f63a7f",
    "signature": "0x367cc53e0396cecba58175996ca10254cdb9f2828b07c6803fe82f1cfeb575ee1d8da31cd3a306ece6925f9ac298b2c5f35339b3a13e4f26ac13c67675bc26fe1b",
    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
    "userId": "989073793"
  }
}