{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360386731",
    "entityType": "User",
    "nonce": "0xed1ddda55dfe3232d5c65c3bd699fd2372121c413bba4822100c6914a339f6ab",
    "signature": "0xb8187f1a8ccf8a2e7183cd9a7de211a0fb8d69634783db47c4418647a8bdd9af76c74b15302235d208aa4a754e681bab0ffb01a25c8fbe613e4adc3e65ad98631c",
    "signer": "0x47dd9a29137DE505095fc0f45e17E448119011D4",
    "userId": "44857520"
  }
}