{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56742",
    "entityType": "User",
    "nonce": "0x32abe4e2e2b9b8c0e3b05adbc0f05e1e6169e78fadafe50435cbe82694e83878",
    "signature": "0x52e69501640e195bc458a45c6768827d32627222f2dc0b0074a4b7de2781b43b4dde7d2c3ffdacfd1269861ed324d1fdf2e3dab02ff91d36d7c62e4ba14c6ab11c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}