{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "95043",
    "entityType": "User",
    "nonce": "0xe504b2867352d0a87ef6e22cdc8101a5ff1d1a75165405908c85aa49d8cd284c",
    "signature": "0x51a9438f83a27eb222ba096003a5cdcae2ef8a1ca50852df9fe1b1dba4ab779e0bcaa22f1ad95ffabae51302f46fa2408e6ceb808f62c7768600ad9ca67617ca1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}