{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "240020",
    "entityType": "User",
    "nonce": "0x1f8b17654ded9a286fb24eb8ede92db3810483f5d25c66795bb397cb15c3161f",
    "signature": "0x78845d68bd4561b6edd817a1a5d766ce8e56ee697cdd3d41ea905809c9564d7b752d014b907b284424ec0b0784f40b456a12a11e60d4caa64b06f0a357d1ef611c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}