{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xdabcd998ed692eeb506777b5abb0ee5837c5e2d627e426ec2dabb53e41c61af5",
    "signature": "0xa08df20d5abe75429c868868d78073d7ba229adbd0b17cb4ece5ec788f494020764f67d78f049ec1d2c3c63a283c812e50b133e5a6b30376299b00fa0c1ee4a11b",
    "signer": "0x974eA4a70C4984B02Bc389BAfEa12383bCBb2c0f",
    "userId": "251441680"
  }
}