{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0x507063ba7b3c0ed4a1df106a8ae2a7fde0f6aa1a5eb9729397ce5c198b60fc0e",
    "signature": "0x9fdcf347f7ed59e4dd3f16001034ff9afa0b94333838003591f8c9ffaa70c98e22236dcd5d812a7bc8af998da49cff388e174a5c989e0619a9fc43fad0ffded21c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}