{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133480",
    "entityType": "User",
    "nonce": "0x9c4adc89311a4498e5f28400e8f2332535266fb2c1a01aa7c86e02fdd43a0c1b",
    "signature": "0x190361e49eb384cf280c016e9debd4d6242344668827e1da9043850e2a9498ce5730578c903cc9ef267d62d783a181ba4864539efc66470c6a1a367f68cd02201c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}