{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "253360517",
    "entityType": "User",
    "nonce": "0xc61df52e7da003113605f8d4043147e09b96f68d9647023067e3159107f7b590",
    "signature": "0x10829e1c6c38b5c0be5f8cd21cbbc06e9e9b2e5a6eff3716581fb19274d128e53cb9425c9ec94f43d4e14718631293e2e4da0b558a16dfef3b9efeffc75dd4841c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}