{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "284269075",
    "entityType": "User",
    "nonce": "0xfbd3771cb2024c1d32f2082990ba88aa9b42e9c6a347719020161bd0eb4d2a43",
    "signature": "0x8fcf529faa82c970491a8ed6725c0b1ab7b0fe7c93ed981e174125753fadd1af49bb141f874a9ace439ea52c2a2ec73ef81650b54f75f14c268f8b42a5d373831c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}