{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x149465c1bce07bd5161e129be5a5266e26c658fe49da7f351d25184967eb1cdc",
    "signature": "0x9825db6651bdd9458e8a294fdabaffb4d8c739ecb9659c77ca44fb4d1662167e739c2ae22f55a78577bc6ed69d90147903ad1873947284dc8027c4125efa10661b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}