{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0xe8b3d8da00e61b878eca4d9fe0f3a0529a2b489b45bc04402ccd5cd832b61788",
    "signature": "0x8f78ce825ee5ca685b23f5be4e23d885ba4299487630769ab69df7a77560b84b5302f4f32cccf8d89da553a78feba214effa7bc76d0cbad10af37761eb4b7ac31c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}