{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0x9c1562935ea9db362d59a528a7223dfa53df557984295bd37f153f09a43cfd59",
    "signature": "0x713747795d599c00b9276a759cad8bed5ba75434b278be92fdaa5559fdf0ee9557d760e408db88195465e115f385685733723c5aa1be3f5965fc88e1a837b20d1c",
    "signer": "0x09Ed944A6653804DF5E864d5240c837F643E2c0F",
    "userId": "214509563"
  }
}