{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176232909",
    "entityType": "User",
    "nonce": "0xc439f9631e4dfdae1d6de11df4c98850f2e79f7cdaf897baab32834cce4fdecf",
    "signature": "0x2d968caa54bf6997185d146e616cb1b4a2b6e731a9554a0eca20175a3fae1b972d629cd69cccd8b8330160a5e62cd7b958be8e1d958876eeac1f30c8c9d904251b",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}