{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60931",
    "entityType": "User",
    "nonce": "0x9ab4eb9f1b3dab2b8fb74488419903d2dfd90a42b31a4e35510bd2b56513d170",
    "signature": "0x4c8477fe39c1bfea2d453956f52db3dacab311be69134c9c4d2a5b1f91e0815801e29ccd534027db08b0e110b9aa481ac6d7584621510b8372e8b3dc01c6a8531c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}