{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0xf9711b1d459d0d62e2d46ea32812d1e11cd7e3b71e39016eda5afb3b6134bc99",
    "signature": "0x2a0bde59eeb2f04eb9237316109c18e64e7dbdb4865163d8f41585f1dcc4d2db312a4ce53a701d04eeda25094d5d17712205d9be8188a86b4b0973ca978535821c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}