{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948584098",
    "entityType": "User",
    "nonce": "0xacfb93e960627b7087f02e1f6d6d27b678dd92b7340fdadc82f2aa74888eead5",
    "signature": "0x177d716b9c784461c59f16e721274b3d0f144aef61b1296b67de1bcad85fd0591b9b8385240f818e90ca23e9cd4f3b0acc612223bf523b242e82726a191fb4b11b",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}