{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58583",
    "entityType": "User",
    "nonce": "0x5f31cd1af9b62c72d34bd96315820ee20761795b5e734ea7d156df75a9814a57",
    "signature": "0x288931aceb9b22cb51a5ffacff5f9c5cd80ed7b9040ce12e831a8d3605d7d2ef783e4211a3229283e812a5f23b771cf04acda3ef4068b778a8da9b9861f727011c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}