{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234046",
    "entityType": "User",
    "nonce": "0x3f57acaa1efc377fc25d620dad5cc44ab7bf9858af9253d613ea8eede0b3214c",
    "signature": "0x92ac57166b54440008cee3ca39c3303caf81f3723d18a772f40b3246950766dd4a8496248b99f16fbd2b49bf845b36de37b43ccd83abc94c5aad690c842a43c21b",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}