{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91761",
    "entityType": "User",
    "nonce": "0x120c289716febc3f975282311db5f4ab72c87dc8ca2973fd4ed61f01df025281",
    "signature": "0x663aec285c7183ae3b58c21ff10eb53e9ec62cc023581c521e23784b177470f911fbf9bf6937a2a87cf7fa5aa71ad0a73313fe3278d35ea0b66ca58625604efc1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}