{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x77aab91eed2d827020bda1881360e43d9fea525cc09079f3954ff631f3a31652",
    "signature": "0x650e0f828a913e2c9db4ec45beec9cf22bcb9a5e8f038b14dca27db72eec1e296604db12999750c32065c756c6f4e9a5c6a460a51b304c3277759818f81cdbc61b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}