{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128185",
    "entityType": "User",
    "nonce": "0xcc608653d546615f0bfc6db88413035b8977efa67fe4c3c8bf8e47abf211f967",
    "signature": "0x801f14b9edf531c834f31c691c18275e4a42345277ab1e7853034d21e57e01345376cde9e140cfbe7a60d34c1316c5046ef2a030c4ddf08fbfb1eb557eb31c8f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}