{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296466",
    "entityType": "User",
    "nonce": "0x851eaa908c230c8d3107c59533d5852c6bfd27fe9782ac4cb8ed8f6242582cd3",
    "signature": "0x160039d09a1ac710819a513599024486cd0ed6704083445073b3a6a53c7460de34d744a368cf233b296c6474f26ed02229cd66867c5c983b986910ef895423741b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}