{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x1b7ebd9308588daa3b59109505d6b5203e2ff63bcd5be98e96911becedd8f639",
    "signature": "0x4c456fd341c03298dd2391bb16cbdc953749d6b21134a6414cf7cb77327d584272d3e3490713154da07de764e96f96d9e1248f06b67c231981c85211ffbc85dd1c",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}