{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc9ff3a649079b5d7cda01a3797a89013d0058f9cfe4009abaf9338f6b6343ed2",
    "signature": "0xf66907d7d8b26250d613ca118162979fe1a3d00c490154bedacf22f64ed8241d7f8bb2856c01e9689818c549ae01bd702f2522cc1170b60d0f562d24de975df41b",
    "signer": "0x49e936dc8f764055F1A37Ca3e07C03F640E49079",
    "userId": "616832616"
  }
}