{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1e869bfc30e38dfc2033e962cb18ea2908d905841a89f56e03bcb31ae1210dcb",
    "signature": "0xc841f1d3e958f3f86b2d78a7d896cdb194e42e419358c954cd567b28f23cee35445fdce19cea7d5b7f38675d030fbfa23396c499588d768bf398ca3f2334ec781c",
    "signer": "0x04d2AeF69165e1c1d73288e89Bf7e0Bf14608308",
    "userId": "501224594"
  }
}