{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "860339842",
    "entityType": "User",
    "nonce": "0xfd1d3f0f4df52c82b4376fb30254f94e4ac4df6308e5ce7c9c0c1d3012623567",
    "signature": "0x6db562c9b218f8e74ef941b26a70d4df9b324f2d09650ea6bf43464fc50626de7b901e56cb058414ca1e1365c6be12f58da27249267ddc63b7bde839ff9e32c71b",
    "signer": "0x94d1769762bc3a1e7DCd3e8a31C89Ff199833Da6",
    "userId": "715573876"
  }
}