{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13154",
    "entityType": "User",
    "nonce": "0xa2f30fa940b3f46983b0db61086f49b07a037f971194c46f19b96e2905a61a63",
    "signature": "0xaf95398047ccb4114622a2b57254394698bf0fb4ea0d3b8bdc4ab6e6654a8b9f62d030ef93d21ac82c969c1f5275c492b96178ad4c1510c78cb2abd7d3e7c0941c",
    "signer": "0x0282346A7cbE9AD4E926935610080D74D8587c10",
    "userId": "345932992"
  }
}