{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73735",
    "entityType": "User",
    "nonce": "0xbae0aa53acbdffb368520e3e96473a4843de44e9090082182b3f68087c191770",
    "signature": "0x87caeed3a3b00112c00a7a803050c061d5f291e87e024827d1841e489fd6967b18a0ceaa9ffd723c385cc9fffc373b9518c869e49d79b566498837a9f9880ee71c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}