{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x219e71b95040df67ee647b48b6da59106c29c932de29f726ae440233f2b6243e",
    "signature": "0x1f1d44412d599a6e247c1dfa0bfd0e25c1dd5713974b12389b54961213969dd5084a30896721e52b7a55303b7b006e6e59a61e70923d84dc16c90000caed2c3f1b",
    "signer": "0xEFAB3332CD5EA33e9817aa57B32CaCb8Acf973A4",
    "userId": "407216161"
  }
}