{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x0d16b29a77bd13a384fe4508da241ecaafa4114f7f854c08a914340f59dbf2ad",
    "signature": "0x9d2ef131c719fc9fc35cc3d67fffede42c350238aa009a51a8958979143e41c11250531da9575d74dabba9d5ad0dfe02d8009d05488068425586d6a69986fddf1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}