{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1316796",
    "entityType": "User",
    "nonce": "0xc05d15fb02ad4052d02baa6c9ce669803ca68e49cda97418304b038fda416699",
    "signature": "0x6838554b321d047b19aa7f63549202db4034e7ef667eddf488bef8ace6da56b306871b8c6e07ae97d66141493efc5e46bb0a7ad7680b2684dd4827b3f7cc22231c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}