{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58611",
    "entityType": "User",
    "nonce": "0x346603df83eec00df9ab323c26bcfd20748379759781196d94c391c4aec3b42e",
    "signature": "0xd4c08b3bc1d645a1fd14fbb185050abd3904360e5d6110cba075f8632dd914241ea38ae640c06ea67265ca2596656f2e3a70050379ff274c43cc4fd1de8524511c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}