{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137166",
    "entityType": "User",
    "nonce": "0x5d6492c8e520878d298f49be947fa054a13f7a29719a2ffbbf38da92bd36ee1c",
    "signature": "0x9656eb39b53d74733d441d1ed9b12a0c205a3167d73a52202494302ff0f6692600463e22b8f40c15ef4105d9c2128cc0535fb8184f123d4db7a5211aaf55f9c81c",
    "signer": "0x9b1a9d02F213F5C768F11FC832194b5cB665E056",
    "userId": "418702748"
  }
}