{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x689b4d34ab66cae991c09661f585ef9ea2f98d36280b8bf275919387f60fe160",
    "signature": "0xa46b4c0befc1959db490e7d71e2506387cd85cdc074cef6fe1efa829148dbf2922f1e7d5603f0f3e7d4c1a1805aa56420ea7110c0245fe26852225694ee9cab61c",
    "signer": "0x8a278E79c8E7e655B94c3e6798972A44Daa2c6ad",
    "userId": "24098924"
  }
}