{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35550",
    "entityType": "User",
    "nonce": "0xb8a683d2bbae2726d097d003c5b6704807d0190511c6d7b5370a155b6d55328d",
    "signature": "0x4c8594991d91f3563990f2a473ecf825e12def122751cc1ffd20acc71f0576bf38cb3f0cfdc753ae0e7b30e4119681c621beea69566856bc445858f0eb5b30721b",
    "signer": "0x60824E42B28a3C9D7A9eB6A6feFC1cfB7B41F7C2",
    "userId": "914462657"
  }
}