{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7618",
    "entityType": "User",
    "nonce": "0x34be6307fa1b9121b60f5fbb2af40ff69952ba22e0d52ad393e3feaea474c268",
    "signature": "0x40bd4d7c1c37b61a34aa3448b34f412c4c8f406fdde687802b98deea7cff51c869572d0d6bac9842f637024914af83e1abfd25189b9ed00d71d5009f1351a6191c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}