{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "656131650",
    "entityType": "User",
    "nonce": "0x7d843dcf75998f564e6fb4265f24096d4ebeea1eb8a63464c367c16b784f513a",
    "signature": "0x9147ed9f3f80d98cb5948f9d155a81428b4f7cf58ddb31783bdff2f840c6417d5102b08b3a4edddbe454fb0c9c0c74396e9c3924cf09293c482b3898bb0a83401c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}