{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "524626",
    "entityType": "User",
    "nonce": "0xa77a7ffc91aabb716c10e958349edbb346296d66a0a65f2103f78c88a6900ee9",
    "signature": "0x78979d9eed1a747bb58af52adc7042e00ba6d9a84b8f69cf20988ba7ec1d6a814ae8898376ebcd36638db8859e021e60ab27a81d93dfb82c8ec51422c5748a871c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}