{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcc8e86a3eb1b213c07c7e377b81372c868542c3da28069fb40c1c11b253ef749",
    "signature": "0xd87efe1b51a564d66c884ab50354b71c46485062d4354abcd64b61f4119043bd38216ab4f7cf9027dda692b9d599313f61810fa776aaef3f7198d135a061a7c01b",
    "signer": "0x5a3D8ee650e3AC49E3814789a0e2783f0bAFe395",
    "userId": "951735298"
  }
}