{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38358",
    "entityType": "User",
    "nonce": "0xdc020c51190b5533b7d08c9d4fba0eaae436c1d018ee21e8601042d0c6ecf0b8",
    "signature": "0xaa5ebe457d6225b047a4dbd7fdee2cbb6fee96d79f8fd973e1240dcdf4073a280b93db1507cb3fb5badd12e69aea2160ded0ae2eb41724e514c511bc2f10f9331b",
    "signer": "0x2fd164C245684a6CEab66e53D5Da28fef60e8bbF",
    "userId": "292249773"
  }
}