{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30048",
    "entityType": "User",
    "nonce": "0x83ac947c5dd7d0e794fb314c5d83545d0bee1033f2d791ab4161908490a571c3",
    "signature": "0x14051df77b7f6487049dd9663acba0492cbff8ebac07d6bac56a0233a55edab938c2974a8f4886df0e9ab797edb9f89f65035648977de06c8746ec339b132fb11b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}