{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "286349",
    "entityType": "User",
    "nonce": "0xe5cce6f5822817fae37c8289be1b644414f7ad80a257d71c30dfbc4c42bb4022",
    "signature": "0x7328560b0ea4b4023e943ca827c057475088dc6e5119f9c7b8f6a77760d8cc911066871bf4d2cb23eb41271e5e23a90741b863c798d7e0ddda8cc7f0f97facfe1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}