{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1316118",
    "entityType": "User",
    "nonce": "0x7b2a0ce2a450a3f5050082f95482f64f586ed8fe3acde29816e896137c397dcd",
    "signature": "0xfe4f5683e80524380fc18bb20fbf218ad941e04c8af787d692c86a19d2a3891a73ba2d56d4cec4375705f90f205dfadc532cc20447e4b4706a2dffe524daeca31c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}