{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "486490947",
    "entityType": "User",
    "nonce": "0x678799a511217e880c5f47fabbbd246aee211f46975067cd6830afb0914cead3",
    "signature": "0x8bcdd48e7d3f9ad100bc43b1d99b0c13808eca3692e8e16e0b382ddd1624496b0c92487882a13a2aa1fed37b882efb7364d44bdad963d891fee6175fb1b642751b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}