{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32264",
    "entityType": "User",
    "nonce": "0x815782b705bac2acdf550f20a135cc96129ab5545dd9756ee12672438f6182c9",
    "signature": "0x3a4cf10b4d50a33a53ecd5dadd1a993af70a9ec24373a58065f6a6c624b8c47e7bd4b2ea57802cefcdf5f7cbfa052326b2771d0c01d02c327a6dec32ebb7f99c1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}