{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "353372364",
    "entityType": "User",
    "nonce": "0x015b0efe5c9ee79d51a0ae09e28ea635751a41746e6eeb45e13fa325f111a0e8",
    "signature": "0x7968cc0452d60cf5b56a509ab255de855a662b57eb651564ec5612da55178a1a75e62ce3e6f9e1d535bfb7ac6dee3238a2c66750c5a85e9a76bbd3671a2c33301b",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}