{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x167a8bd0dd9d2ddeaa7cc93fb78873643a0db19b26efd5c9a96521f8a9c69224",
    "signature": "0xd0949890b984fd37233ea7727700fb0a77d801f2c590568758b19e9366e3fa3d7afafb36f3879028b1bf72f67b21a2f05516be7bcfe03a901432e2579e939e571b",
    "signer": "0x675366e39d19EbC2D10f111F5A52397F7f40f625",
    "userId": "829793830"
  }
}