{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0xf6723b25d2fd0f32737fdb152bf235b69b206d5f4c93a7831df48304a4a47058",
    "signature": "0xbb56948b578c7eb0a4687d87d702980b5851189de8c275a8514fd61c4b373a4c25590f00392ceb67484b870a284a875861fd9f5aa6efe68cf9e17bfe579742e81c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}