{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4286",
    "entityType": "User",
    "nonce": "0x76668904064c383989f1eafdc582ca20208a7461cc51c97fc53ecacfc95fad72",
    "signature": "0x0fec2b980960e81a40fd06def9d47f594f16888b7c347c13b729584414b96e45238ac9e9b6de53a3fb82ca6fee162ddae5e324da1e2e202a4a168c0aa05f41781b",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}