{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xaa626f22a43a4de19b790454687e9e7584df924dd7f5fedf516884e84d52c1fc",
    "signature": "0x72d9181c6290984d709e97a96a08be386c5e2067595b061a9f025ef776e4c98c059432a357a457d7003e113259abd3e91f5ad585289ec195cdaea1742fb97c371b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}