{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "269242",
    "entityType": "User",
    "nonce": "0x855c77ea89352581d391ce760c2ca868e3c21d52467a1815a9185386582aa662",
    "signature": "0xe138ebfeb0625c3d711847770432dfee48f17a83b8c36185d0ef92791e92075c01ea5acd3e123d0a420bd2f59b69945f5573495c7e9b7fcdab0a8d92a84d6f7b1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}