{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179941",
    "entityType": "User",
    "nonce": "0xa21851c9787a5b8533c2c7288d28f9acd484d96635a22675467a171dfa3e3ac8",
    "signature": "0xf253df7bd152a8c5a97d2128d6be829054ebcec21c84ca4c9572cd90c6e8a1944382f213a5042904b67e66732aa5ec9ff9106d3cfb2693ebc3bd36ee68aba86f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}