{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "713649918",
    "entityType": "User",
    "nonce": "0x094ec0ea73f6da77f3732cc3eac0a05265f12f6cb570948fda61b91261a0456c",
    "signature": "0x5f37bf70fe1c64c11e2ac0b1595ef31c090c8584f44012c91ac03e723db549695e3673ae825dd0fe5d6e07058c927f8831448b8575fe49426459729d3659ef611c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}