{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49059",
    "entityType": "User",
    "nonce": "0x03f177d37ca4d2ab33aab833a5f199e572286f1a30ebb9e51f2d8e8ddb5d585d",
    "signature": "0x04a0c38d7ef7f892f82729352cff6df4609760211d94eb9cfa47cdfad5b294e16f41a5926ece03e75cad1481116d143157f169b0ad7d3d2408950e0fa19117e11b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}