{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1ff630d5a6e8a8c40cc889e815026f137cff7adbcb8c9b1b6727f561a91e7718",
    "signature": "0x25554c794955649ec8578842f56f8f086d9bf2c11bef82264d015a0aaf150826666fe4dc54da6b41b8dedb00e5804ca07687f7fdbf04c867224d03f6307cd1e61b",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}