{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "217588",
    "entityType": "User",
    "nonce": "0x5136f306148ec83b495d478c6982629eab570c1a0d4c65ed44986e619eb4744f",
    "signature": "0x9c231f804caf1a7e27dd086c3def3e1e09bf303ed35956777ceaa922616fa73a7b7f8fdf88345c942996448e6445d516f891dc005fe9755c1284bb23ba97df541c",
    "signer": "0xd6F1269ac846201d7f6d5574279594D67A06bBb2",
    "userId": "624634439"
  }
}