{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22193",
    "entityType": "User",
    "nonce": "0x501950a324d39434264216773a72d757c42e39f9bcb0fd5f747d68b05cf06393",
    "signature": "0xa6dbd035f8014c9ea4852175f6e5866bdbac35234bd09927b9562d50c8d71fd622798c7ca04b1d414b86fabf25879393295105d506f706e96286b424701bfe561c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}