{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60181",
    "entityType": "User",
    "nonce": "0xfc3f2b6508bf8c872f1d365997ceba6798968aa425dede526d5d2568d7c88fd7",
    "signature": "0x1141520c7d9cd631fbedf5f0ea1916e2f7b125d6bf3595aa3d0099621ed0a7415e1cf8c2c522c737cd894c91fcaef288491392d3719c14dc4c04cddb72b5af081b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}