{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "163171",
    "entityType": "User",
    "nonce": "0x1bcfe1b8b3797db27a1277221746aee83388e7548e9784cdfe77c90362ef0285",
    "signature": "0x31507b66dd6db5f36df41a20097d4e088111afbd9af5e2b3e21ea66a674ba78c099719bee8208784560f19638b02501576601284efd67e91dcec463cde6a73651c",
    "signer": "0x7094144C776594790B5E922D084562dB60549BD8",
    "userId": "602217700"
  }
}