{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65784",
    "entityType": "User",
    "nonce": "0x7185eb76437903136d3435ee56fb27c2e9a808df8ec32e81c36b6e3bb05b429c",
    "signature": "0x1175692548b9c1d5d245a30f6519afbfa7ea6442434f9347c4a3bb325e66c4167606c262b3535c43bd6078b125c5cb109227468d88cc16f41a531efb02343cfd1c",
    "signer": "0x8f2ebBA3522f46F14A1fCDe5312c7B9EA0E59e15",
    "userId": "735463452"
  }
}