{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58834490",
    "entityType": "User",
    "nonce": "0x5bfd138362772333abff7a2bafa0b272370232c3f70577c16f0964dcc41f3247",
    "signature": "0x975a9969a031c78ce101a3b21505ebb0520167027e256c4975216283af2e0ff7224ff4e0918cf527ed2d8d5dd7abc8067c1f7cc398246f9e398b48e3f58b27c61b",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}