{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7380",
    "entityType": "User",
    "nonce": "0x67e6a88b6aa1fac5c8f040b5e91a20f4a9dca3e6acef93d440581bc674ec6b33",
    "signature": "0x4d10b04d4de9da9a8492177d36673d348568d2eb1b8ee135cf4fc4017298afdc2fe81bd6508c4d9986051454e1a8938616056248c52f27fc2e156c7dee55c7ef1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}