{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17279",
    "entityType": "User",
    "nonce": "0x87e778674af4abc88945534e26027f883fa13f9f0cd11436e526fec549e2b56e",
    "signature": "0x5f5eb5df83bcdeacce7a2b748b667722538a8fe8a7c69ecb97762e467168b5336525a2313b8c5a84bde27209a3898d4327312660c71dfe2f657ac5ddd1eb232a1c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}