{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2052268",
    "entityType": "User",
    "nonce": "0x3dea56ffed66179b951deb050c0e33d11c1c66195c714967e4fbb02158201351",
    "signature": "0x076d59ff91ec463eef94a59114331fb728515da39019ac419207494c35263d4f78075ef750433cbd5c5601591fd498e4951acea29e764bfcb49db12ada6cce721c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}