{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78346",
    "entityType": "User",
    "nonce": "0xa0b187059b7510f30dc89f51d261ca135ef62d8680e1f5aab626ee76aafd859c",
    "signature": "0x49e8b00ed9002f1c5b56b829eedd0b938feb8611113b3f7a6ad18b37672be62028a48211d83d0517823d172de23a8b0cd5eb7fa355ff3f24bac5d6b5c0fec6431b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}