{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205386889",
    "entityType": "User",
    "nonce": "0xd24e82d86bc6767b1e883d8db4782883a0255028ca51200ea304cdc08a5e0769",
    "signature": "0xa948bf6e9f88b25d254e1a6f1a4e6b85215c0838247f37cd31a67ce772c9b1b43d9eb926cf8cf4689b9b19276525a11e48e2a9f20b5cf06073a3a4aea9e1ffd51b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}