{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1272",
    "entityType": "User",
    "nonce": "0x09f30fed524ee59ba85759bf56c035507cc233ab39688ed0511eb47920de6423",
    "signature": "0xe1fbc94e1b74e5a5528f5e381c3700a5f22dd773631d8931943af08b01dc5f630570d06aab1ce62d06ee51d4b0a3f8fc6bf9d12933956a3b4d195d23be92b9d51b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}