{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "204603",
    "entityType": "User",
    "nonce": "0xb19d4ce99b888d7d1d43c3a5d73fab01deb186c9b2d3e38a783622a69ccdeede",
    "signature": "0x44cc1e86e7be6fed7f2cf3b41c4f098b16040dcecfc6592b33ec008492ad06882fe7ef13cc719d36aa69f0e45a8b8bd3b9359fcd0396357f873a09d2870e034a1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}