{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xb6e579e278203a5c68662a3c10cc8b5982714de8cb9b139162c5e7448802acdb",
    "signature": "0x05780698678f90a01d091b1ead055d26aaa957d59de0dd24a2ba3028770a5058026487de190dddd03932d4b557e4c3c873a480695e04b597f7eb80d9a96ff4551b",
    "signer": "0x7Ea9594EaD41B11D4538eeD615550Ee3A0D88A5a",
    "userId": "809897082"
  }
}