{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "191757301",
    "entityType": "User",
    "nonce": "0xb6de7c54a4d34833f499380c2e94cfc89c371eb9b92d1b32058ffcd90f6990e9",
    "signature": "0x085f589744cd195904b71ba341d7f84559a2a443e9536953780dc6072a25b1a245383abbce09687fa9bca8a44bd31f0d08635ecc010fc7b91e25bf561cae467c1b",
    "signer": "0x019c1Ea6f901A4f7AeAa1daD2842a34Fdf9A9FB2",
    "userId": "798348033"
  }
}