{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90136",
    "entityType": "User",
    "nonce": "0x33a4e596cb52d926b21a27af1c92f46b9a48fdcb8602a91abad7c7d4edcbbd40",
    "signature": "0x63fd4a4378a7bd6e971d6aafea204815ed9b377d102e7c18cf55f131b758913a12df7c2bbbd51fc524c7586fc3649043b7227a16f3c60160d40c1a32a2051cd11b",
    "signer": "0x63E1B856BfA0Cfa2BA381C4F59838E153509C163",
    "userId": "553872362"
  }
}