{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111728084",
    "entityType": "User",
    "nonce": "0xf71698d822150d2bbfbc49ff12b9ebb5e02aa0447b5691cafda021912ccec382",
    "signature": "0x3450e82d1c28ab5369d881e1bbd0f2c572c676a684370345bc2f56c3747c11d262d84727ec76db00c28ffc7b564706aa797ade5d9c0a8c5c7005d13e42141d1b1b",
    "signer": "0x019c1Ea6f901A4f7AeAa1daD2842a34Fdf9A9FB2",
    "userId": "798348033"
  }
}