{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97654",
    "entityType": "User",
    "nonce": "0x1e3ee06594d75b39de7b117ef295870b486f9bcaa07d419ea3dcccb610635e06",
    "signature": "0x36d97ec080c504bf28bef895a2f8d17b4e12bbf70ecadcd58177010264e8cfa24b397e4e113bd00a16f300ea36a187b8cca35a9e22fb50d25c652c8b7ccfd5b01b",
    "signer": "0x8634164AAAb91c9168AC0B97cb004b5a43256245",
    "userId": "136500457"
  }
}