{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x2e7739c2b3568b53f9608c98a6021a1b428482c2f4f5d78c6d00ef105687c629",
    "signature": "0xf4f970a814b3bff46aeb910c3040423de65ca7fa859e1a5886b7832a2141fb485d32e45b776a32b43ae106152c125be3c7c323913f2ee6fbd2b6be0a323d33091c",
    "signer": "0x68a290bdF97c9a69319e6C1Aa0E897f7Af453cED",
    "userId": "200282413"
  }
}