{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112305",
    "entityType": "User",
    "nonce": "0x59b4dbb18c2796cb2397a6c24a70e669c676aa27244a8fc3a749810a919d3e6a",
    "signature": "0xd8855834866db9f345843f3e906385a1fc5182aad003057b798fe8da4c22205a5576a1434eea13a989d9f1548997970d012627fe6476021b41679af1d293947a1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}