{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x5f224a5986c65810b1ccb2f1db6161c931dcab838a012aa6ed49593bc23941ea",
    "signature": "0x6424364d70608ec4f5b73f5204f9083d8f5f37665f74d93c451bdeb33938447d0688ae8fa46b66df4e2e6fd0f8cb9595ab10973af1dca231036da2faf23d71e41b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}