{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11242",
    "entityType": "User",
    "nonce": "0xa1ec172032ceea409b38ab6d643067b1f46c0d1e798d3beec46d9fa1da528f65",
    "signature": "0x4ae35f016ce5a72b862f603c3121c5f3e3f2b18fa87da0018d556bd56c14f02d0f173e333fad4ce9b33babe90f946d3fcdd37e4923cae30ad69d91ca9babf2621b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}