{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x210c1b648b6ed6aa05515ee9fa6a14123882c6b78f9964cf84aeca1b55190db5",
    "signature": "0x2c2f73f937f1998a1aa183ce3d14d2c4c7dee0313f366d4ff307578d76cb931030ec5f3a9b61c6067065a53e6ebb2316eb4dd00d79041975b1fbf53bf7ea38061c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}