{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0x6d58f01867aa67d75350103115ee5f004587533f5e5a0ff9c9ebd445570f8515",
    "signature": "0xeb066dfde7cd028af0fd60f264428baef21f098e3b0bd58bcf6485cb979a8bca6238a9e9e18088269aa952c61fb2918b7e2352bc39227f2b81791ffd845f14101b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}