{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33459451",
    "entityType": "User",
    "nonce": "0xc4bbbdd4d9c8f154bb5b0062ced684206c7c173342484df5b1a22ae403cc618d",
    "signature": "0x14b1b2e046c21d10c49d5cb5bcf1fc72bdfdcb60629143df08246d3532216a440ca60839bd5c8f5c045a85ed5d337b31c4f2351c3285c138e205a22b08217ff41b",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}