{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x599274f93c14683ce5de7229d44f816dcf9192342340f3b8bf31d7d155a96305",
    "signature": "0xccde880563c9b9f4902421257dc94103e8452988de3d38cce206848ff8216c797d7a4cc619aaff3901225382de05eecd1c5fd0ed15e541f85bd17deecdc4cc5e1b",
    "signer": "0xcFe1eF2d8538759fbF5161710b35d043b5f0c077",
    "userId": "712556959"
  }
}