{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "188933",
    "entityType": "User",
    "nonce": "0x8e766482e25e231c5efc79decab3cacde5e4eb1824f23746e437e46bca07671c",
    "signature": "0xe8dce09bc0e74b6dd19616c5a414744a7f3cc17bc2017c2168a3036c2b4887e442ab04f736034abc3a946d081dbcb122e0cf84ce225fdc7a21a356b4b7f678071c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}