{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62067789",
    "entityType": "User",
    "nonce": "0xfb534e9e6cf4aa370afaba993c6bfb34a40616b5e7c4e6eac012c546537e9d05",
    "signature": "0x319242454895cf8071ab2aa7c781d6016e33fc49733b36b4e44dcf8908dd354122e3d1d9c28647165ec613da3afec602a133cf8818e4b4da79d94b237f69c1441c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}