{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x2d5965c93e03b5345981db56519f4a1327cff2f7a8efa35cfc70f1b2cf3a0254",
    "signature": "0x6577c7fe07013575d758ed458ee96c8bfb9c4c9cb0efd50523f54b30d77de5f9369d0ddb9ddc3465ad9db56cd08738645dda230d1a0766cc045906f479888ef71b",
    "signer": "0x6c1C8d036b3c0119e31Edb58B17D120E6e91C833",
    "userId": "206524150"
  }
}