{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "349233",
    "entityType": "User",
    "nonce": "0xee9b390fcc01c9267608f0848ec86386629411e409ccd0bbae8bd6488e065aed",
    "signature": "0x83f03b3c598d403134782e13cd9d73e1cb7d30bce5bcb3ba485110b97503591c0619930882aff53088d1ba08e3ea75c05f1d27c3d0a19c3b42afe2476393dc3e1b",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}