{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13716",
    "entityType": "User",
    "nonce": "0xd7f6c782077098446bf085e785312eb8f384570e734344fde93083fb69c2f519",
    "signature": "0x8f8d6d0a8387cc086b1f7f07602898b5861ff01c85eebd4b375aa4c081f401587462616210dc8bb5c8cd349505d8b8d87ead2341594b535f4da364706668e71d1b",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}