{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153067",
    "entityType": "User",
    "nonce": "0x5412cb61ade4c2b81bd16cbdf0d6ca5159d171b05ae8b304f6e7e4b73513771f",
    "signature": "0xac893f37c627d9f1b3ed637cfc7caaba2ac6288570c4f3560898e36a598f2f29061f4b505a5064bfe5c3dc2fd53c135193b4f306b8c76d5d1af82df6d3cb342c1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}