{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77551267",
    "entityType": "User",
    "nonce": "0x91445eee1c7bd970337ec9b70d83f648cedb8fff499a20ab35e9342a8faaf14d",
    "signature": "0x99869a6942df8473dbff953ff67e4cc075eb64d304fcf2f56027a2f7847b40f25277ead6c1a2acc581264b5f7c42f69087af4979ace84b98597c2f809b40d3fe1c",
    "signer": "0x036B1ee0d2003ae5B5E252d58647d13f0e588EEB",
    "userId": "161353174"
  }
}