{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137188",
    "entityType": "User",
    "nonce": "0xc11654b4e4bf847a6451c04d57fbd20a52f3192e871059f34e0586f9421ee506",
    "signature": "0x3d056b1467f0b6a38fe461882c2e96515e841312eff23f2115cba346073dfabf67a04af8802012600882e176948281d1f96babfcbf28138ff7e134ace6a0efb01c",
    "signer": "0x359c0073aA18FeB5af105AB505631fc703121Ab9",
    "userId": "800879796"
  }
}