{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0xd6f3a71c223ec955cb7e1a70354109c195a012a8c9e6123972be12ccf7a80e42",
    "signature": "0x20aa271477216f6fb9c96bc8178be0667a1904d6fe763e641ee8a2cee6504efc0c1fc9d2668457fa9e43b25e5576f71c1a8a0dbdabcfe5f7c1c937126bd151df1c",
    "signer": "0x92632D7BE74bA47022399097665C226D2833ab2C",
    "userId": "327722"
  }
}