{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "156762598",
    "entityType": "User",
    "nonce": "0x8f587d01a99638f4f9efa54799fc5d146372b340cf3574e2aee34af5a8722c37",
    "signature": "0x06236704ad5afbc20cf6d9634cbfa4ad49f9a10675f0566db7d5055a2f804b8d23f1078fd2c92988ffbf328b82287d530cfd80896010f6025f878c8d5a9467751b",
    "signer": "0x6015AC6ad37b0328C10a529E70348751FE8ffF41",
    "userId": "176201"
  }
}