{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x5878e8dd8c6d1d6c6045df9425244638944e64595a9c40e12ee5fb44ae657ed4",
    "signature": "0x4e3feac1b3d4942a93cb3c0b52176fec9906451f27c594586fe9a1c1ad40b8e409acbac577d11875a3ca7aed3c797457ac75ec546d2fbc5d3ac0a3c00ff83d831c",
    "signer": "0x7236f33AFc69e112EEadb51267423A33BaC3CbEC",
    "userId": "583435112"
  }
}