{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xba2ad6738cead80f051d29751cb51fab98fde45c2cd635b64c34db3984abe58d",
    "signature": "0xb367eb8d1bf6768ced842eb7b4118f3d63327ece98a01d596c13334f46f9342a19d520578a80982f70ac2d79137b70bc402ae16db42798593dac1af48156ec081c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}