{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67863854",
    "entityType": "User",
    "nonce": "0xdd218cd311a3f2792376a4005fbf9d48092cad2cb21c9644afc4f10dd5ad1f61",
    "signature": "0xeebcd8ccdd6246e267a3e5cbcab518adb8034f5a88bd25ae31ac3061cb9b7dd976f77fc440c5b5e1687e649ce8208bcf162841f3f0cb4a266d7ec0b98c95df2f1b",
    "signer": "0x25e1dfee0D681BE7Cc3edbBa57650eeadD7B075F",
    "userId": "486382568"
  }
}