{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9e12be8d987aa2b338d89eb5f1d571c20015343277a289230ace5d5231450d68",
    "signature": "0x211d5f780d1cc05a3d6ba0b6fc94effab6830cf59023da019f88f87407b91c2c235637683a96efd2a0d5f5f1badb0f1289c533f4d67d4345732bce5479d85c521b",
    "signer": "0x9d5d1f1a59bB255396F7F1e7DeB307A4F66f15ec",
    "userId": "429311703"
  }
}