{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x50ec2a09a5462dddf28ad63008c9a9c64d1ae8e40c54f5e47c1633260af961a3",
    "signature": "0xf3a5dab0801f31572b471880750a39a52f44e0d0a940e49cad5806dc07f6a60948ea41bbbc0a7462eb6736685dab8db80ee23f3b819e15a6e11e68d0c2d0c0711c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}