{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49485",
    "entityType": "User",
    "nonce": "0xf61ab80bac0f456eb279e6b5030a4c3046529b472376d86510c663438be58ef2",
    "signature": "0xf996ad20e5824b86a5a0b363570e939cb913806f0305b468b0adcd4df5bddcbd02a70fdf083f8ea7720f1d5536a483f14d907b59d84fb955a604ec693c2954681b",
    "signer": "0x83343BF7cEbA79378ba970a4f4e9A95aba8766A1",
    "userId": "205029729"
  }
}