{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf106f21521b9f6fd8edc6a4709b0994735e96d1a25c0c9a4c3f2667140c8b64f",
    "signature": "0xb61fa3e26f9de747ec477ad8de00f5e7cafe244d163dba8592cebb07c2ff7edf0a1b20dda7cfce9f31c362d23c4bc3378fe7f992419a4140b67eb48fc84a70171c",
    "signer": "0xcC37fc45282182aFe751c3a765f808633C4cAAD3",
    "userId": "810291807"
  }
}