{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x26a9eb683d7ba1a17c2f7f04e1bc8a0f6c0a78da51afa95e91741cd64084a65e",
    "signature": "0x50505d68a795df08851439b358580b3bd97bc0fd9a2292c9e33f050e5d67bde97d58ae205eccc330211fe1b22d2b3553f2523527744db4009b527e50d3c033401b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}