{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "355647",
    "entityType": "User",
    "nonce": "0xeafc7215cab9b439077a41e9e4fa26d8c128ab0c62a50556cad54d4321ca0fea",
    "signature": "0x3de1a99fe1f296dd1bb378f0f86038de06dbe72e5a3b4ad4d6255200ce6d70ff3fd4e87e7ca9726679a49b0d2c245c821b441b6ae43d5267c4b92601521490db1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}