{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190426780",
    "entityType": "User",
    "nonce": "0xec5a5fb5a4a3d7c432a594cdbb347337a55c04a7fb4f184414ab30a1652b619d",
    "signature": "0x9b63df4cd8dc979c10607ce965b8d7fe75fbf6fa488040f99f654fa647f7eab60556f848b18013311699aad3670483841b0fc5079742f2eaadab1a7671a91eda1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}