{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39192",
    "entityType": "User",
    "nonce": "0x04c52add5ecc2c2544a157a5dfd67a8b4c98c44164fcd0a13c413fb69d50a17d",
    "signature": "0x077346f608ba5b494c3c978f2e5753f190a81bc928bf5e863824e73e9d70d11141f93e561e95eed9c519ee1b4396a4a8d449f012de7d2ac8a706d566234d1a251b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}