{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107908",
    "entityType": "User",
    "nonce": "0x7bd3d3945661f12e132f6914496db5a62bfa89228cdbeec9eb72036a6c209d61",
    "signature": "0x0d27d0e4c4805313206e16bb9079a36d62bfe9c75b972ad303109efc8faa00287abc162031599ca0fc9942a2f14df806c57c26854e06ef927454206c932ff91f1c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}