{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x2694c1f80c2b2046f250d5d2586753d5a2ede4f1c4dbc3b749a088badfc1c363",
    "signature": "0xf95a1348e39cd803649e3d334b90cbd6a516484ed4a7e6c8dd152afcddde6cca0af86579e302d5c19873e63b47c60b4376c2d29da38dd598be6d9c9dce93061c1c",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}