{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185672",
    "entityType": "User",
    "nonce": "0xf8097df440152c25562d0caf0889bd7f18319513a59224efbffcf26ddb7eb618",
    "signature": "0x2f6eb28a44bd24c743807cee17372af0459dae4398085e77ec67eeeb53b498fa5ace4f1962ee89f10d21c73f2e11e3011fd1d7054c71412091479fff26b8e63e1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}