{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55290787",
    "entityType": "User",
    "nonce": "0x11d5588f7ae4ac6534e7e1aaa4492f4caffa818cc6938f082bf04c912ae7343d",
    "signature": "0x11eed71b3a4acc47c642f2075f0beaff3d8327d45eef8f9bffa4d334f09dab733ef8886be8b397b9dec45631a368c8ae6e5a414abf2905e27b688d93410746bf1c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}