{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10914",
    "entityType": "User",
    "nonce": "0x0d425389d19a5d4ad5632a3ed1ec4ffe7f136ede14ed14f6736e886ca0fa7373",
    "signature": "0x7f41a2d41b15a6be34c68c9eedae9582a6e00f8a65ce783bdd1fd42d6467752209806b4f976950f8c03f27933591e8df2e9c930649dae03cef33db143f5a6ae41c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}