{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827124668",
    "entityType": "User",
    "nonce": "0x4609c044bf065957a04b5052e346779115b0fad82be86dc2b12ebd777870a1b7",
    "signature": "0xfdaa954f95ceeb7d27c3f41e18c5988a7b21a389cbae12e2edcd24cb8d519004633b4b882ec575527788be996a6b259d6fed26775b03e6c100e2324a8a38b77c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}