{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40758",
    "entityType": "User",
    "nonce": "0xbbdb83b7d4ab4bec5f3a778a642b225ce9d661d6e059bec3f896d0dfc0092da8",
    "signature": "0x15aaa76f69c33509a0c3faab884d0e20db865fcec62f55c3eabefd801c0766be79cc46887278142410a9e9708c2478f16d4cc62314dc5aa1e1694f9b0f74c2981c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}