{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x606e30f4f5f30ab326edd1c6c34a8e1c7f39080c7e29c454fb6b41fa21577f73",
    "signature": "0x6befc50ed2d1bd841bc8920920df1d0fb13cc9b5da7e3c33851a6ef878aee5556810697dd8a7a0c2068fd5d0e38a03b6248dc1fbe3d7ab700f7cafae8ac3a06a1c",
    "signer": "0x50136bc73d708Fb19Aab7302A3b581BbD644CaE7",
    "userId": "776994971"
  }
}