{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "987077597",
    "entityType": "User",
    "nonce": "0x0abacc2ed873aba70984bef377185537ccca71222daf195b31f38b614033ce7b",
    "signature": "0x3107359fc6eb74d12e9cd48a657a0a7b179ab47a4e774dea5c71dcd32f59bcab05fb4937417303804448d4e214f8259b2e18902bca2e0f31f015dbb5a34c059c1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}