{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcf1cd80339e1868d299389596b9def8f2725f2317d328e405fd42f992fd66dde",
    "signature": "0x2346c846330eead23cfe679ea762b36333c14d8b63eabc5bd02a29e11972163c63e06b091f1fd499d6379bdd724fbc10f2b81f0126d3409cf24b2f734fe271f51c",
    "signer": "0xf78259ef9c5828Ef492a34E060c74Af561728758",
    "userId": "298614146"
  }
}