{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "240171275",
    "entityType": "User",
    "nonce": "0x355622516367b6adfb968754a58f7cc2673bd7e0fee86f186d25687d27bdac50",
    "signature": "0x7cb94e4b63e4c3edbf67596a8f6be5f3bd743a0726a28cf2049d0be662a0018a79b9e48bb713ffe10489ed3f9e95fe5e79cb25ca17419361b5539c08a3c6057b1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}