{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636675041",
    "entityType": "User",
    "nonce": "0x6da7c8a330609342630e7fda064c011b0e0659081e801d3dcc8779db270dea80",
    "signature": "0x17d9a6d9b71e19f0723511af44786e1fd0b8d4a1f49b2be217511c266d85f16f46b8559ef1ebcc2f5ad7c5e5badc4afb9072031aa1dfd58a9add3be5a0eb7dd81b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}