{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "237191",
    "entityType": "User",
    "nonce": "0xefa2f1db84b2d753a59ad49c0b79e56ff5a3cb1ccb4a3500a513e0e38ffae96d",
    "signature": "0x0df53eaf1de71a8970d36820804ea961e2a09d449f6cd696549f7a49708d5d683bb3cde491ee40e4a98f00e6658d54c9f6af71263fb7706a3d1f394d2d8063b11c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}