{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70436",
    "entityType": "User",
    "nonce": "0xfd197e7b9692dd46fa8fb7b8d0db2003978ad7c2bd1fad3add37232d4352646a",
    "signature": "0x369761b6cca956823a7f4b783d897faa84ddd5e6a1b19d52d7391154a90afbce3312fa7b081e2f01f76fc5da369837d7bda0d586d43ff8c97cb4ad6f495af6241b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}