{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1162954",
    "entityType": "User",
    "nonce": "0x741b202f1847bd3fb89a8e91ea83b9c54753bbea9f73c18d94e8785817ceed07",
    "signature": "0x616dc649cb19f2abc5145029e4203158334ccab947b7c79dd416c20b845de9684d1086396f4a856928ea56090941353c9bfb1bd2733091f104b289c2771a614b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}