{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235338",
    "entityType": "User",
    "nonce": "0xc418ba72598c795e69286daa948d43ccff6253e1c10a6175da8de7c37d3f104b",
    "signature": "0x31e31b65260d0ce0e14b045b67a91b9749e5eb56abad8721206f5e1832d43fe7548f0ee77c00041224d63d1e97c93f9ac28cf25845a2df4dbbfb43e43e958aa61b",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}