{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x6a97138e2dd478671694c40b42b99ce39ac781aee24b723bd4005f9d4d17c0db",
    "signature": "0xbb160b716f6391ae1f4a7875ff96e13840c9018a7575809615d283bb34ffe63a64fc75eb0aaff4c441273029865c8e61b1f004b74e105faa622083debb88149d1c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}