{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "61557",
    "entityType": "User",
    "nonce": "0xa1d06a76993b582374cd69ca6a686057b0d05428c0417f4398baa802c2ddd249",
    "signature": "0x676c57e494f7b41a1662ae45f88af2ef21f4b9b4c758a503030461ef7e2ce1437caf374df636971918d524dcef8b916a4889902ed7c13d926dc82edb22d138921b",
    "signer": "0x25Dfb5B0D7CDE92b65C3EEB690F0d4afdd575ae8",
    "userId": "253005"
  }
}