{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "849530",
    "entityType": "User",
    "nonce": "0x161001b797f7cd4c1cfc5c2f516c263812928ed662455051c5428b92335dc4d5",
    "signature": "0xf430f46b8f89383284bdff0d8501e59ea8c2562ad5bc4b631659dba6553b2bb969865230d370f10f2b512f048862c39e9f33aaa7a3bf0ba5a9aadcfc1224165f1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}