{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "326584",
    "entityType": "User",
    "nonce": "0x1927c07e3256a6bb6ef6c000fc9dfad463e598f065652752e0020b09a271f372",
    "signature": "0xde899ff1b9b7da8c4264054123d1239920d3f029e0817f0d425252f7c972cae658f56b9da8c707a9c567f5946b188ec0274ce1fb88439c9d2424fe83b7ed4c951b",
    "signer": "0x7094144C776594790B5E922D084562dB60549BD8",
    "userId": "602217700"
  }
}