{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1cbf8d0913ec550de4ad647174fb0223fa08038da784a56e4657fa1ac7fde058",
    "signature": "0x30559e5e25ec7dad8d8aae260db5dd3170bec2cbcbb9bd298d94d84535d0d5116aa4c2d903b9b1e29aeb499a064ba91fdcd10886259014712b185518fb509fcd1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}